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Anemia Studies in Chronic Kidney Disease (CKD): Erythropoiesis Via a Novel Prolyl Hydroxylase Inhibitor (PHI) Daprodustat-in Incident Dialysis (ASCEND-ID)

A 52-week Open-label (Sponsor-blind), Randomized, Active-controlled, Parallel-group, Multi-center Study to Evaluate the Efficacy and Safety of Daprodustat Compared to Recombinant Human Erythropoietin in Subjects With Anemia Associated With Chronic Kidney Disease Who Are Initiating Dialysis

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03029208
Enrollment
312
Registered
2017-01-24
Start date
2017-05-11
Completion date
2020-09-24
Last updated
2021-10-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Anaemia

Keywords

Daprodustat, recombinant human erythropoietin, darbepoetin, anemia, chronic kidney disease, dialysis, ESRD

Brief summary

The purpose of this multi-center study is to evaluate the efficacy and safety of daprodustat in subjects with anemia associated with CKD.

Interventions

Daprodustat will be supplied as film coated tablets for oral administration containing 1, 2, 4, 6, 8, or 10 mg of daprodustat. Doses of 12, 16, and 24 mg of daprodustat will be provided using multiples of these tablet strengths.

DRUGDarbepoetin alfa

Darbepoetin alfa will be supplied as prefilled syringes (PFS) for SC/IV injection available in strengths: 20, 30, 40, 60, 80, 100 and 150 mcg.

Iron therapy will be administered if ferritin is \<=100 ng/mL and/or TSAT is \<=20%.

Sponsors

GlaxoSmithKline
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 99 Years
Healthy volunteers
No

Inclusion criteria

* 18 to 99 years of age inclusive. * Planning to start chronic dialysis within the next 6 weeks (from the date of the screening visit) OR have started and received dialysis (as specified below) for end-stage renal disease for a maximum of \<=90 days immediately prior to randomization and is not expected to stop dialysis during the duration of the trial: HD \>=2 times per week or PD \>=4 times per week including incremental schedule; subjects on continuous ambulatory peritoneal dialysis (CAPD) and automated peritoneal dialysis (APD) are eligible. * Hemoglobin concentration as measured by HemoCue (range inclusive): 8 to 10.5 g/dL (5-6.5 millimoles per liter \[mmol/L\]) at screening and 8-11.0 g/dL (5 to 6.8 mmol/L) at randomization. * Capable of giving signed informed consent which includes compliance with the requirements and restrictions listed in the consent form and in this protocol.

Exclusion criteria

* Planned living-related or living-unrelated kidney transplant during the study. * Ferritin: \<=100 nanograms per milliliter (ng/mL) (\<=100 micrograms per liter \[mcg/L\]) at screening or after IV iron supplementation. * Transferrin saturation (TSAT): \<=20% at screening or after IV iron supplementation. * Vitamin B12 (cobalamin): Below the lower limit of the reference range at screening or after vitamin B12 supplementation. * Folate: \<2.0 ng/mL (\<4.5 nanomoles per liter \[nmol/L\]) at screening. * Aplasias: History of bone marrow aplasia or pure red cell aplasia (PRCA). * Other causes of anemia: Untreated pernicious anemia, thalassemia major, sickle cell disease, or myelodysplastic syndrome. * Gastrointestinal (GI) bleeding: Evidence of actively bleeding gastric, duodenal, or esophageal ulcer disease or clinically significant GI bleeding \<=10 weeks prior to screening through to randomization (Day 1). * Use of any Erythropoiesis-stimulating agent (ESA) treatment within 8 weeks prior to screening except for limited use as part of dialysis initiation. Note : Limited use is defined as no more than 6 weeks of short acting ESA (rhEPO or biosimilars; maximum of 20000 unit total) or long acting ESA (darbepoetin alfa \[maximum of 100 mcg total\] or methoxy polyethylene glycol-epoetin beta \[maximum of 125 mcg total\]) received before or after starting dialysis. * Myocardial infarction or acute coronary syndrome: \<=10 weeks prior to screening through to randomization (Day 1). * Stroke or transient ischemic attack: \<=10 weeks prior to screening through to randomization (Day 1). * Chronic Class IV heart failure, as defined by the New York Heart Association (NYHA) functional classification system. * Current uncontrolled hypertension as determined by the Investigator that would contraindicate the use of rhEPO. * QT correction using Bazett's (QTcB) (Day 1): QTcB \>500 milliseconds (msec), or QTcB \>530 msec in subjects with bundle branch block. There is no QTc exclusion for subjects with a predominantly ventricular paced rhythm. * Liver disease (any one of the following): 1. Alanine transaminase (ALT) \>2 times upper limit of normal (ULN) (screening only). 2. Bilirubin \>1.5 times ULN (screening only) (NOTE: Isolated bilirubin \>1.5 times ULN is acceptable if bilirubin is fractionated and direct bilirubin \<35%). 3. Current unstable liver or biliary disease per investigator assessment, generally defined by the presence of ascites, encephalopathy, coagulopathy, hypoalbuminemia, esophageal or gastric varices, persistent jaundice, or cirrhosis. NOTE: Stable chronic liver disease (including asymptomatic gallstones, chronic hepatitis B or C, or Gilbert's syndrome) are acceptable if subject otherwise meets entry criteria. * History of malignancy within the 2 years prior to screening through to randomization (Day 1), or currently receiving treatment for cancer, or complex kidney cyst (i.e. Bosniak Category II F, III or IV) \>3 centimeter (cm). The only exception is localized squamous cell or basal cell carcinoma of the skin that has been definitively treated \>=10 weeks prior to screening. * History of severe allergic or anaphylactic reactions or hypersensitivity to excipients in the investigational product or to darbepoetin alfa. * Use of strong Cytochrome P4502C8 (CYP2C8) inhibitors (example gemfibrozil) or strong CYP2C8 inducers (example rifampin/rifampicin). * Use of other investigational agent or device prior to screening through to randomization (Day 1). At screening, this exclusion applies to use of the investigational agent within 30 days or within five half-lives (whichever is longer). * Any prior treatment with daprodustat for treatment duration of \>30 days. * Females only: Subject is pregnant \[as confirmed by a positive serum human chorionic gonadotropin (hCG) test for females of reproductive potential (FRP) only\], subject is breastfeeding, or subject is of reproductive potential and does not agree to follow one of the contraceptive options in the List of Highly Effective Methods for Avoiding Pregnancy. * Any other condition, clinical or laboratory abnormality, or examination finding that the investigator considers would put the subject at unacceptable risk, which may affect study compliance (example intolerance to rhEPO) or prevent understanding of the aims or investigational procedures or possible consequences of the study.

Design outcomes

Primary

MeasureTime frameDescription
Mean Change From Baseline in Hemoglobin (Hgb) During Evaluation Period (Week 28 to Week 52)Baseline (Pre-dose on Day 1) and evaluation period (Week 28 to Week 52)Blood samples were collected from participants for Hgb measurement. Hgb during the evaluation period was defined as the mean of all available post-randomization Hgb values (on and off-treatment) during the evaluation period (Week 28 to Week 52). For the primary analysis missing post-Baseline Hgb values were imputed using pre-specified multiple imputations. Change from Baseline was defined as the average of post-randomization values during the evaluation period minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. An analysis of covariance (ANCOVA) model including randomization stratification factors Baseline Hgb and treatment was performed to obtain a point estimate and two-sided 95 percent (%) confidence interval (CI) for the treatment difference (daprodustat-darbepoetin alfa).

Secondary

MeasureTime frameDescription
Number of Hgb Responders (Hgb in the Analysis Range of 10 to 11.5 Grams/Deciliter) During Evaluation Period (Week 28 to Week 52)Weeks 28 to 52Mean Hgb during the evaluation period was defined as the mean of all evaluable Hgb values during the evaluation period (Week 28 to Week 52) including any evaluable unscheduled Hgb values that were taken during this time period. Hgb responders were defined as number of participants with a mean Hgb during the evaluation period that falls within the Hgb analysis range of 10-11.5 g/dL.
Change From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52Baseline (Day 1) and Week 52SBP, DBP and MAP were measured in a semi-supine or seated position in the dialysis chair after at least a 5-minutes of rest. MAP is an average BP in an individual's arteries during a single cardiac cycle. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. This analysis was carried out by using mixed model repeated measures (MMRM) model.
Change From Baseline in SBP, DBP, MAP at End of TreatmentBaseline (Day 1) and end of treatment (last on-treatment value until Week 52)SBP, DBP and MAP were measured in a semi-supine or seated position in the dialysis chair after at least a 5-minutes of rest. MAP is an average BP in an individual's arteries during a single cardiac cycle. End of treatment value for the blood pressure parameters were defined as the latest value on or before the last non-zero dose date plus (+) 1 day. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. This analysis was carried out by using ANCOVA model.
Blood Pressure (BP) Exacerbation Events Rate Per 100 Participant YearsUp to Week 52BP exacerbation event is defined (based on post-dialysis BP) as SBP \>=25 millimeter of mercury (mmHg) increased from Baseline or SBP \>=180 mmHg; or DBP \>=15 mmHg increased from Baseline or DBP \>=110 mmHg. The BP exacerbation events per 100 participant years was estimated using the Negative Binomial Model.
Number of Participants With at Least One Blood Pressure Exacerbation Event During StudyUp to Week 52BP exacerbation was defined (based on post-dialysis BP) as: SBP \>=25 mmHg increased from Baseline or SBP \>=180 mmHg; DBP \>=15 mmHg increased from Baseline or DBP \>=110 mmHg. Number of participants with at least one blood pressure exacerbation event is presented.
Change From Baseline in Post-randomization Hgb at Week 52Baseline (Day 1) and Week 52Blood samples were collected from participants for Hgb measurements. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Percentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Non-inferiority AnalysisWeeks 28 to 52Percentage of days for which a participant's Hgb was within the analysis range of 10-11.5 g/dL (both inclusive) during the evaluation period (Week 28 to Week 52), including any unscheduled evaluable Hgb values that were taken during this time period was calculated. Percentage of time for which Hgb was within range for a participant was calculated by dividing 'the total number of days that Hgb was within range during Weeks 28 to 52' by 'the total number of days the participant remained on treatment during Weeks 28 to 52'.
Percentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Superiority AnalysisWeeks 28 to 52Percentage of days for which a participant's Hgb was within the analysis range of 10-11.5 g/dL (both inclusive) during the evaluation period (Week 28 to Week 52), including any unscheduled evaluable Hgb values that were taken during this time period was calculated. Percentage of time for which Hgb was within range for a participant was calculated by dividing 'the total number of days that Hgb was within range during Weeks 28 to 52' by 'the total number of days the participant remained on treatment during Weeks 28 to 52'.
Number of Participants Permanently Stopping Randomized Treatment Due to Meeting Rescue CriteriaUp to Week 52Number of participants permanently stopping randomized treatment due to meeting rescue criteria has been presented.
Change From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Baseline (Day 1), Weeks 8, 12, 28 and 52The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). The PCS is an average score derived from 4 domains (physical functioning, role-physical, bodily pain and general health) representing overall physical health. PCS ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Average Monthly Intravenous Iron Dose (Milligrams) From Baseline to Week 52Baseline (Day 1) to Week 52Total IV iron dose per participant was calculated from Day 1 to the earliest of (Week 52 visit date, first blood \[red blood cells or whole blood\] transfusion date and treatment stop date plus \[+\] 1 day) which corresponds to the time while the participant was on randomized treatment and before receiving a blood transfusion. Average monthly IV iron dose was calculated by Total IV iron dose divided by (/) (the number of days from Day 1 to the earliest of \[Week 52 visit date, first blood transfusion date and treatment stop date +1\] /30.4375 days). Data for participants until they underwent a red blood cells or whole blood transfusion was included in the analysis.
Change From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Baseline (Day 1), Weeks 8, 12, 28 and 52The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: bodily pain, general health, mental health, role-emotional (role limitations caused by emotional problems), role-physical (role limitations caused by physical problems), social functioning, physical functioning and vitality. Each domain is scored from 0 (poorer health) to 100 (better health). Each domain score ranges from 0 to 100, higher score indicates a better health state and better functioning. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Change From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Baseline (Day 1), Weeks 28 and 52The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). Vitality ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Change From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Baseline (Day 1), Weeks 28 and 52The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). Physical functioning ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus (-) Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Change From Baseline in Patient Global Impression of Severity (PGI-S)Baseline (Day 1), Weeks 8, 12, 28 and 52The PGI-S is a 1-item questionnaire designed to assess participant's impression of disease severity on a 5-point disease severity scale (0=absent, 1=mild, 2=moderate, 3=severe, or 4=very severe). A higher score indicated worse outcome. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Change From Baseline in Health Utility EuroQol 5 Dimensions 5 Level (EQ-5D-5L) Questionnaire Score at Week 52Baseline (Day 1) and Week 52EQ-5D-5L consists of 2 concepts-EQ-5D-5L descriptive system and EQ Visual Analogue Scale (EQ-VAS). EQ-5D-5L is self-assessment questionnaire, consisting of 5items covering 5 dimensions (mobility,self care, usual activities, pain/discomfort and anxiety/depression). Each dimension is measured by 5-point Likert scale(no problems, slight problems, moderate problems, severe problems and extreme problems). Responses for 5 dimensions together formed a 5-figure description of health state(e.g.11111 indicates no problems in all 5 dimensions). Each of these 5 figure health states were converted to a single index score by applying country-specific value set formula that attaches weights to dimensions and levels. Range for EQ-5D-5L index score is -0.594 (worst health) to 1 (full health), higher the score better the health status. Change from Baseline was calculated as post-dose visit value-Baseline value. Baseline was latest non-missing pre-dose assessment on or before randomization date.
Change From Baseline in EQ Visual Analogue Scale (EQ-VAS) at Week 52Baseline (Day 1) and Week 52The EQ-5D-5L consists of 2 concepts -EQ-5D-5L descriptive system and EQ-VAS. The EQ-5D-5L is a self-assessment questionnaire, consisting of five items covering five dimensions (mobility, self care, usual activities, pain/discomfort and anxiety/depression). Each dimension is measured by a five-point Likert scale (no problems, slight problems, moderate problems, severe problems, and extreme problems). The range for the EQ-5D-5L index score is 0 to 1 with '0' is worst health and '1' is full health. The EQ VAS records the respondent's self-rated health on a vertical VAS, ranging from 0 to 100, where 0 represents the worst health one can imagine and 100 represents the best health one can imagine. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Change From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Baseline (Day 1) and Week 52CKD-AQ is 21-item patient reported outcome measure assessing symptoms and symptom impact in participants with anemia associated with CKD. It had 3 domains: 1.Tired/Low Energy/Weak scale consisting of 10 items; 2.Chest Pain/Shortness of Breath scale consisting of 4 items; and 3.Cognitive scale consisting of 3 items. The 4 CKD-AQ single items are: (shortness of breath, no activity), (severity-short breath, resting), (difficulty standing for long time) and (difficulty sleeping). Single-item were recorded based on a 0-100 scoring with 0=worst possible and 100=best possible score. Three domains scores were calculated as average of items in each domain and ranged from 0-100 where 0=worst possible and 100=best possible score. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.
Plasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Pre-dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic (PK) analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12. Pharmacokinetic Population comprised of participants for whom a pharmacokinetic sample was obtained and analyzed.
Observed Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Pre-Dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12.
Maximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Pre-Dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12.
Change From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Baseline (Day 1), Weeks 8, 12, 28 and 52The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). MCS is an average score derived from 4 domains (vitality, social functioning, role-emotional and mental health) representing overall mental health. MCS ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Countries

Argentina, Australia, Canada, Germany, India, Italy, Malaysia, Mexico, Poland, Russia, South Africa, South Korea, Spain, United Kingdom, United States

Participant flow

Recruitment details

This was a multicenter study conducted across 14 countries. Participants were randomized to receive either Daprodustat or Darbepoetin alfa.

Pre-assignment details

A total of 312 participants were randomized in the study.

Participants by arm

ArmCount
Daprodustat
Participants received daprodustat film-coated tablets with titrated dose levels ranging from 1, 2, 4, 6, 8, 10, 12, 16, and 24 milligrams (mg) orally once daily for up to 52 weeks. Study treatment was dose-titrated to achieve and maintain hemoglobin (Hgb) in the target range (10 to 11 grams per deciliter \[g/dL\]).
157
Darbepoetin Alfa
Participants received darbepoetin alfa as prefilled syringes (PFS) for subcutaneous or intravenous (IV) injection with 4-weekly total dose levels ranging from 20, 30, 40, 60, 80, 120, 160, 200, 300 and 400 microgram (mcg) for 52 weeks. Study treatment was dose-titrated to achieve and maintain Hgb in the target range (10 to 11 g/dL).
155
Total312

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyLost to Follow-up01
Overall StudyWithdrawal by Subject23

Baseline characteristics

CharacteristicDaprodustatDarbepoetin AlfaTotal
Age, Continuous53.7 Years
STANDARD_DEVIATION 14.31
55.8 Years
STANDARD_DEVIATION 15.7
54.7 Years
STANDARD_DEVIATION 15.03
Race/Ethnicity, Customized
American Indian (AI) or Alaskan Native (AN)
5 Participants2 Participants7 Participants
Race/Ethnicity, Customized
Asian: Central/South Asian Heritage
7 Participants6 Participants13 Participants
Race/Ethnicity, Customized
Asian: East Asian Heritage
8 Participants16 Participants24 Participants
Race/Ethnicity, Customized
Asian: South East Asian Heritage
11 Participants9 Participants20 Participants
Race/Ethnicity, Customized
Black or African American
16 Participants13 Participants29 Participants
Race/Ethnicity, Customized
Mixed race: AI or AN and White
0 Participants2 Participants2 Participants
Race/Ethnicity, Customized
White: Arabic/North African Heritage
1 Participants0 Participants1 Participants
Race/Ethnicity, Customized
White: White/Caucasian/European Heritage
109 Participants107 Participants216 Participants
Sex: Female, Male
Female
61 Participants57 Participants118 Participants
Sex: Female, Male
Male
96 Participants98 Participants194 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
17 / 15712 / 155
other
Total, other adverse events
76 / 15774 / 155
serious
Total, serious adverse events
52 / 15751 / 155

Outcome results

Primary

Mean Change From Baseline in Hemoglobin (Hgb) During Evaluation Period (Week 28 to Week 52)

Blood samples were collected from participants for Hgb measurement. Hgb during the evaluation period was defined as the mean of all available post-randomization Hgb values (on and off-treatment) during the evaluation period (Week 28 to Week 52). For the primary analysis missing post-Baseline Hgb values were imputed using pre-specified multiple imputations. Change from Baseline was defined as the average of post-randomization values during the evaluation period minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. An analysis of covariance (ANCOVA) model including randomization stratification factors Baseline Hgb and treatment was performed to obtain a point estimate and two-sided 95 percent (%) confidence interval (CI) for the treatment difference (daprodustat-darbepoetin alfa).

Time frame: Baseline (Pre-dose on Day 1) and evaluation period (Week 28 to Week 52)

Population: Intent-to-Treat (ITT) Population comprised all randomized participants (who received a treatment randomization number).

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatMean Change From Baseline in Hemoglobin (Hgb) During Evaluation Period (Week 28 to Week 52)1.02 Grams per deciliterStandard Error 0.086
Darbepoetin AlfaMean Change From Baseline in Hemoglobin (Hgb) During Evaluation Period (Week 28 to Week 52)1.12 Grams per deciliterStandard Error 0.085
95% CI: [-0.34, 0.14]
Secondary

Average Monthly Intravenous Iron Dose (Milligrams) From Baseline to Week 52

Total IV iron dose per participant was calculated from Day 1 to the earliest of (Week 52 visit date, first blood \[red blood cells or whole blood\] transfusion date and treatment stop date plus \[+\] 1 day) which corresponds to the time while the participant was on randomized treatment and before receiving a blood transfusion. Average monthly IV iron dose was calculated by Total IV iron dose divided by (/) (the number of days from Day 1 to the earliest of \[Week 52 visit date, first blood transfusion date and treatment stop date +1\] /30.4375 days). Data for participants until they underwent a red blood cells or whole blood transfusion was included in the analysis.

Time frame: Baseline (Day 1) to Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatAverage Monthly Intravenous Iron Dose (Milligrams) From Baseline to Week 52144.7 MilligramStandard Error 10.9
Darbepoetin AlfaAverage Monthly Intravenous Iron Dose (Milligrams) From Baseline to Week 52125.3 MilligramStandard Error 10.97
p-value: 0.894995% CI: [-11, 49.9]ANCOVA
Secondary

Blood Pressure (BP) Exacerbation Events Rate Per 100 Participant Years

BP exacerbation event is defined (based on post-dialysis BP) as SBP \>=25 millimeter of mercury (mmHg) increased from Baseline or SBP \>=180 mmHg; or DBP \>=15 mmHg increased from Baseline or DBP \>=110 mmHg. The BP exacerbation events per 100 participant years was estimated using the Negative Binomial Model.

Time frame: Up to Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (NUMBER)
DaprodustatBlood Pressure (BP) Exacerbation Events Rate Per 100 Participant Years352.50 Events per 100 participant year
Darbepoetin AlfaBlood Pressure (BP) Exacerbation Events Rate Per 100 Participant Years350.00 Events per 100 participant year
p-value: 0.517495% CI: [0.73, 1.39]Negative binomial model
Secondary

Change From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52

CKD-AQ is 21-item patient reported outcome measure assessing symptoms and symptom impact in participants with anemia associated with CKD. It had 3 domains: 1.Tired/Low Energy/Weak scale consisting of 10 items; 2.Chest Pain/Shortness of Breath scale consisting of 4 items; and 3.Cognitive scale consisting of 3 items. The 4 CKD-AQ single items are: (shortness of breath, no activity), (severity-short breath, resting), (difficulty standing for long time) and (difficulty sleeping). Single-item were recorded based on a 0-100 scoring with 0=worst possible and 100=best possible score. Three domains scores were calculated as average of items in each domain and ranged from 0-100 where 0=worst possible and 100=best possible score. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1) and Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Cognitive domain-4.17 Scores on a scaleStandard Error 1.893
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Severity-short breath, Resting-4.16 Scores on a scaleStandard Error 1.869
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Chest pain/Shortness of breath domain-1.83 Scores on a scaleStandard Error 1.593
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Difficulty standing for long time-2.00 Scores on a scaleStandard Error 2.812
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Shortness of breath, no activity-1.90 Scores on a scaleStandard Error 1.861
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Difficulty sleeping-5.27 Scores on a scaleStandard Error 2.667
DaprodustatChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Tired/Low energy/Weak domain-2.36 Scores on a scaleStandard Error 2.007
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Difficulty sleeping1.26 Scores on a scaleStandard Error 2.611
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Tired/Low energy/Weak domain4.07 Scores on a scaleStandard Error 1.99
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Chest pain/Shortness of breath domain2.28 Scores on a scaleStandard Error 1.557
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Cognitive domain2.43 Scores on a scaleStandard Error 1.852
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Shortness of breath, no activity1.14 Scores on a scaleStandard Error 1.826
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Severity-short breath, Resting0.12 Scores on a scaleStandard Error 1.836
Darbepoetin AlfaChange From Baseline in Chronic Kidney Disease- Anemia Symptoms Questionnaire (CKD-AQ) at Week 52Difficulty standing for long time3.30 Scores on a scaleStandard Error 2.754
p-value: 0.958695% CI: [-13.9, 0.86]MMRM
p-value: 0.987595% CI: [-12.05, -0.82]MMRM
p-value: 0.966395% CI: [-8.52, 0.3]MMRM
p-value: 0.99395% CI: [-11.84, -1.35]MMRM
p-value: 0.876595% CI: [-8.19, 2.12]MMRM
p-value: 0.946495% CI: [-9.48, 0.94]MMRM
p-value: 0.910195% CI: [-13.09, 2.47]MMRM
Secondary

Change From Baseline in EQ Visual Analogue Scale (EQ-VAS) at Week 52

The EQ-5D-5L consists of 2 concepts -EQ-5D-5L descriptive system and EQ-VAS. The EQ-5D-5L is a self-assessment questionnaire, consisting of five items covering five dimensions (mobility, self care, usual activities, pain/discomfort and anxiety/depression). Each dimension is measured by a five-point Likert scale (no problems, slight problems, moderate problems, severe problems, and extreme problems). The range for the EQ-5D-5L index score is 0 to 1 with '0' is worst health and '1' is full health. The EQ VAS records the respondent's self-rated health on a vertical VAS, ranging from 0 to 100, where 0 represents the worst health one can imagine and 100 represents the best health one can imagine. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1) and Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in EQ Visual Analogue Scale (EQ-VAS) at Week 523.4 Scores on a scaleStandard Error 3.27
Darbepoetin AlfaChange From Baseline in EQ Visual Analogue Scale (EQ-VAS) at Week 526.8 Scores on a scaleStandard Error 3.28
p-value: 0.765195% CI: [-12.7, 5.9]MMRM
Secondary

Change From Baseline in Health Utility EuroQol 5 Dimensions 5 Level (EQ-5D-5L) Questionnaire Score at Week 52

EQ-5D-5L consists of 2 concepts-EQ-5D-5L descriptive system and EQ Visual Analogue Scale (EQ-VAS). EQ-5D-5L is self-assessment questionnaire, consisting of 5items covering 5 dimensions (mobility,self care, usual activities, pain/discomfort and anxiety/depression). Each dimension is measured by 5-point Likert scale(no problems, slight problems, moderate problems, severe problems and extreme problems). Responses for 5 dimensions together formed a 5-figure description of health state(e.g.11111 indicates no problems in all 5 dimensions). Each of these 5 figure health states were converted to a single index score by applying country-specific value set formula that attaches weights to dimensions and levels. Range for EQ-5D-5L index score is -0.594 (worst health) to 1 (full health), higher the score better the health status. Change from Baseline was calculated as post-dose visit value-Baseline value. Baseline was latest non-missing pre-dose assessment on or before randomization date.

Time frame: Baseline (Day 1) and Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Health Utility EuroQol 5 Dimensions 5 Level (EQ-5D-5L) Questionnaire Score at Week 520.00 Scores on a scaleStandard Error 0.041
Darbepoetin AlfaChange From Baseline in Health Utility EuroQol 5 Dimensions 5 Level (EQ-5D-5L) Questionnaire Score at Week 52-0.03 Scores on a scaleStandard Error 0.04
p-value: 0.315495% CI: [-0.09, 0.14]MMRM
Secondary

Change From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52

The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). MCS is an average score derived from 4 domains (vitality, social functioning, role-emotional and mental health) representing overall mental health. MCS ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 8, 12, 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 8, n=88,860.10 Scores on a scaleStandard Error 0.822
DaprodustatChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 12, n=88,880.08 Scores on a scaleStandard Error 0.813
DaprodustatChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 28, n=80,74-0.02 Scores on a scaleStandard Error 0.905
DaprodustatChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 52, n=67,65-0.95 Scores on a scaleStandard Error 1.029
Darbepoetin AlfaChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 52, n=67,65-0.72 Scores on a scaleStandard Error 1.051
Darbepoetin AlfaChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 8, n=88,860.76 Scores on a scaleStandard Error 0.839
Darbepoetin AlfaChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 28, n=80,740.30 Scores on a scaleStandard Error 0.942
Darbepoetin AlfaChange From Baseline in Mental Component Score (MCS) Using SF-36 HRQoL Questionnaire at Weeks 8, 12, 28, 52Week 12, n=88,881.60 Scores on a scaleStandard Error 0.824
p-value: 0.714695% CI: [-2.99, 1.66]MMRM
p-value: 0.90595% CI: [-3.82, 0.76]MMRM
p-value: 0.59595% CI: [-2.91, 2.28]MMRM
p-value: 0.561995% CI: [-3.17, 2.7]MMRM
Secondary

Change From Baseline in Patient Global Impression of Severity (PGI-S)

The PGI-S is a 1-item questionnaire designed to assess participant's impression of disease severity on a 5-point disease severity scale (0=absent, 1=mild, 2=moderate, 3=severe, or 4=very severe). A higher score indicated worse outcome. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 8, 12, 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 8, n=100,1000.16 Scores on a scaleStandard Error 0.091
DaprodustatChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 28, n=92,850.09 Scores on a scaleStandard Error 0.086
DaprodustatChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 12, n=100,1030.02 Scores on a scaleStandard Error 0.077
DaprodustatChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 52, n=75,770.22 Scores on a scaleStandard Error 0.106
Darbepoetin AlfaChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 12, n=100,103-0.03 Scores on a scaleStandard Error 0.077
Darbepoetin AlfaChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 8, n=100,100-0.11 Scores on a scaleStandard Error 0.092
Darbepoetin AlfaChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 52, n=75,770.04 Scores on a scaleStandard Error 0.105
Darbepoetin AlfaChange From Baseline in Patient Global Impression of Severity (PGI-S)Week 28, n=92,85-0.07 Scores on a scaleStandard Error 0.089
p-value: 0.98195% CI: [0.02, 0.53]MMRM
p-value: 0.674395% CI: [-0.17, 0.26]MMRM
p-value: 0.899795% CI: [-0.09, 0.4]MMRM
p-value: 0.883595% CI: [-0.12, 0.47]MMRM
Secondary

Change From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52

The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). The PCS is an average score derived from 4 domains (physical functioning, role-physical, bodily pain and general health) representing overall physical health. PCS ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 8, 12, 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 8, n=88,860.79 Scores on a scaleStandard Error 0.648
DaprodustatChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 12, n=88,881.67 Scores on a scaleStandard Error 0.627
DaprodustatChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 28, n=80,740.94 Scores on a scaleStandard Error 0.697
DaprodustatChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 52, n=67,650.61 Scores on a scaleStandard Error 0.755
Darbepoetin AlfaChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 52, n=67,651.93 Scores on a scaleStandard Error 0.774
Darbepoetin AlfaChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 8, n=88,861.18 Scores on a scaleStandard Error 0.658
Darbepoetin AlfaChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 28, n=80,740.45 Scores on a scaleStandard Error 0.725
Darbepoetin AlfaChange From Baseline in Physical Component Score (PCS) Using Short Form (SF)-36 Health-related Quality of Life (HRQoL) Questionnaire at Weeks 8, 12, 28, 52Week 12, n=88,880.54 Scores on a scaleStandard Error 0.631
p-value: 0.664195% CI: [-2.22, 1.44]MMRM
p-value: 0.10395% CI: [-0.63, 2.89]MMRM
p-value: 0.315795% CI: [-1.51, 2.48]MMRM
p-value: 0.885595% CI: [-3.46, 0.84]MMRM
Secondary

Change From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52

The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). Physical functioning ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus (-) Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 28, n=80,740.55 Scores on a scaleStandard Error 0.863
DaprodustatChange From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 52, n=67,650.14 Scores on a scaleStandard Error 0.947
Darbepoetin AlfaChange From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 28, n=80,740.83 Scores on a scaleStandard Error 0.898
Darbepoetin AlfaChange From Baseline in Physical Functioning Domain Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 52, n=67,651.58 Scores on a scaleStandard Error 0.973
p-value: 0.587995% CI: [-2.75, 2.19]MMRM
p-value: 0.852595% CI: [-4.12, 1.26]MMRM
Secondary

Change From Baseline in Post-randomization Hgb at Week 52

Blood samples were collected from participants for Hgb measurements. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1) and Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Post-randomization Hgb at Week 521.17 Grams per deciliterStandard Error 0.117
Darbepoetin AlfaChange From Baseline in Post-randomization Hgb at Week 521.13 Grams per deciliterStandard Error 0.115
95% CI: [-0.29, 0.36]
Secondary

Change From Baseline in SBP, DBP, MAP at End of Treatment

SBP, DBP and MAP were measured in a semi-supine or seated position in the dialysis chair after at least a 5-minutes of rest. MAP is an average BP in an individual's arteries during a single cardiac cycle. End of treatment value for the blood pressure parameters were defined as the latest value on or before the last non-zero dose date plus (+) 1 day. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. This analysis was carried out by using ANCOVA model.

Time frame: Baseline (Day 1) and end of treatment (last on-treatment value until Week 52)

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in SBP, DBP, MAP at End of TreatmentSBP-3.23 Millimeter of mercuryStandard Error 1.659
DaprodustatChange From Baseline in SBP, DBP, MAP at End of TreatmentDBP0.60 Millimeter of mercuryStandard Error 1.016
DaprodustatChange From Baseline in SBP, DBP, MAP at End of TreatmentMAP-0.68 Millimeter of mercuryStandard Error 1.092
Darbepoetin AlfaChange From Baseline in SBP, DBP, MAP at End of TreatmentSBP-3.14 Millimeter of mercuryStandard Error 1.664
Darbepoetin AlfaChange From Baseline in SBP, DBP, MAP at End of TreatmentDBP-1.39 Millimeter of mercuryStandard Error 1.02
Darbepoetin AlfaChange From Baseline in SBP, DBP, MAP at End of TreatmentMAP-1.97 Millimeter of mercuryStandard Error 1.096
p-value: 0.48495% CI: [-4.72, 4.53]ANCOVA
p-value: 0.915695% CI: [-0.85, 4.82]ANCOVA
p-value: 0.796695% CI: [-1.76, 4.33]ANCOVA
Secondary

Change From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52

The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: bodily pain, general health, mental health, role-emotional (role limitations caused by emotional problems), role-physical (role limitations caused by physical problems), social functioning, physical functioning and vitality. Each domain is scored from 0 (poorer health) to 100 (better health). Each domain score ranges from 0 to 100, higher score indicates a better health state and better functioning. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 8, 12, 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 28, n=80,740.63 Scores on a scaleStandard Error 0.693
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 12, n=88,88-0.13 Scores on a scaleStandard Error 0.892
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 28, n=80,741.08 Scores on a scaleStandard Error 0.941
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 52, n=67,65-2.00 Scores on a scaleStandard Error 1.084
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 8, n=88,860.80 Scores on a scaleStandard Error 0.662
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 12, n=88,880.87 Scores on a scaleStandard Error 0.651
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 8, n=88,86-0.41 Scores on a scaleStandard Error 0.833
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 52, n=67,650.40 Scores on a scaleStandard Error 0.823
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 8, n=88,86-0.90 Scores on a scaleStandard Error 0.825
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 12, n=88,880.01 Scores on a scaleStandard Error 0.707
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 28, n=80,74-0.69 Scores on a scaleStandard Error 0.866
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 52, n=67,65-0.53 Scores on a scaleStandard Error 0.994
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 8, n=88,860.83 Scores on a scaleStandard Error 0.88
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 12, n=88,880.55 Scores on a scaleStandard Error 0.934
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 28, n=80,740.91 Scores on a scaleStandard Error 0.929
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 52, n=67,65-1.60 Scores on a scaleStandard Error 1.193
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 8, n=88,861.34 Scores on a scaleStandard Error 0.806
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 12, n=88,882.39 Scores on a scaleStandard Error 0.712
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 28, n=80,740.62 Scores on a scaleStandard Error 0.799
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 52, n=67,651.49 Scores on a scaleStandard Error 0.895
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 8, n=88,860.52 Scores on a scaleStandard Error 0.929
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 12, n=88,880.98 Scores on a scaleStandard Error 0.774
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 28, n=80,741.03 Scores on a scaleStandard Error 0.943
DaprodustatChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 52, n=67,650.39 Scores on a scaleStandard Error 1.085
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 28, n=80,740.95 Scores on a scaleStandard Error 0.98
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 8, n=88,86-0.55 Scores on a scaleStandard Error 0.843
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 8, n=88,860.50 Scores on a scaleStandard Error 0.896
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 12, n=88,88-0.06 Scores on a scaleStandard Error 0.895
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 28, n=80,741.49 Scores on a scaleStandard Error 0.829
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 28, n=80,74-1.26 Scores on a scaleStandard Error 0.976
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 12, n=88,88-0.07 Scores on a scaleStandard Error 0.946
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Bodily pain: Week 52, n=67,650.61 Scores on a scaleStandard Error 1.109
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 12, n=88,882.15 Scores on a scaleStandard Error 0.783
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 8, n=88,860.75 Scores on a scaleStandard Error 0.674
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 28, n=80,740.39 Scores on a scaleStandard Error 0.964
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 12, n=88,880.59 Scores on a scaleStandard Error 0.658
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 52, n=67,652.22 Scores on a scaleStandard Error 0.913
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 28, n=80,740.37 Scores on a scaleStandard Error 0.72
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-emotional: Week 52, n=67,65-0.11 Scores on a scaleStandard Error 1.216
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52General health: Week 52, n=67,650.58 Scores on a scaleStandard Error 0.841
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 52, n=67,65-0.33 Scores on a scaleStandard Error 1.105
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 8, n=88,860.25 Scores on a scaleStandard Error 0.841
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 8, n=88,862.64 Scores on a scaleStandard Error 0.818
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 12, n=88,881.42 Scores on a scaleStandard Error 0.712
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Social functioning: Week 8, n=88,861.55 Scores on a scaleStandard Error 0.947
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 28, n=80,74-0.21 Scores on a scaleStandard Error 0.902
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Role-physical: Week 12, n=88,881.69 Scores on a scaleStandard Error 0.716
Darbepoetin AlfaChange From Baseline in SF-36 HRQoL Scores for Bodily Pain, General Health, Mental Health, Role-Emotional, Role-Physical, Social Functioning at Weeks 8, 12, 28, 52Mental health: Week 52, n=67,65-0.27 Scores on a scaleStandard Error 1.013
p-value: 0.452395% CI: [-2.21, 2.49]MMRM
p-value: 0.522295% CI: [-2.57, 2.43]MMRM
p-value: 0.04495% CI: [-0.35, 5.02]MMRM
p-value: 0.952395% CI: [-5.68, 0.46]MMRM
p-value: 0.481195% CI: [-1.82, 1.91]MMRM
p-value: 0.383495% CI: [-1.56, 2.11]MMRM
p-value: 0.398395% CI: [-1.72, 2.24]MMRM
p-value: 0.561795% CI: [-2.51, 2.15]MMRM
p-value: 0.833695% CI: [-3.48, 1.18]MMRM
p-value: 0.918895% CI: [-3.4, 0.57]MMRM
p-value: 0.649595% CI: [-2.96, 1.99]MMRM
p-value: 0.573795% CI: [-3.09, 2.56]MMRM
p-value: 0.396395% CI: [-2.15, 2.82]MMRM
p-value: 0.32295% CI: [-2.01, 3.25]MMRM
p-value: 0.348595% CI: [-2.13, 3.18]MMRM
p-value: 0.806495% CI: [-4.87, 1.9]MMRM
p-value: 0.868795% CI: [-3.57, 0.98]MMRM
p-value: 0.243595% CI: [-1.29, 2.7]MMRM
p-value: 0.774795% CI: [-3.15, 1.41]MMRM
p-value: 0.714195% CI: [-3.26, 1.81]MMRM
p-value: 0.780395% CI: [-3.65, 1.59]MMRM
p-value: 0.855695% CI: [-3.35, 1]MMRM
p-value: 0.476395% CI: [-2.61, 2.77]MMRM
p-value: 0.320895% CI: [-2.35, 3.8]MMRM
Secondary

Change From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52

SBP, DBP and MAP were measured in a semi-supine or seated position in the dialysis chair after at least a 5-minutes of rest. MAP is an average BP in an individual's arteries during a single cardiac cycle. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date. This analysis was carried out by using mixed model repeated measures (MMRM) model.

Time frame: Baseline (Day 1) and Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52SBP-3.57 Millimeter of mercuryStandard Error 2.063
DaprodustatChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52DBP0.21 Millimeter of mercuryStandard Error 1.216
DaprodustatChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52MAP-0.95 Millimeter of mercuryStandard Error 1.364
Darbepoetin AlfaChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52SBP-6.80 Millimeter of mercuryStandard Error 2.931
Darbepoetin AlfaChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52DBP-4.01 Millimeter of mercuryStandard Error 1.65
Darbepoetin AlfaChange From Baseline in Systolic Blood Pressure (SBP), Diastolic Blood Pressure (DBP), Mean Arterial Blood Pressure (MAP) at Week 52MAP-5.05 Millimeter of mercuryStandard Error 1.894
p-value: 0.816895% CI: [-3.82, 10.27]Mixed model repeated measures (MMRM)
p-value: 0.979395% CI: [0.17, 8.26]MMRM
p-value: 0.959795% CI: [-0.51, 8.7]MMRM
Secondary

Change From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52

The SF-36 acute version 2 is a 36-item generic quality of life instrument designed to measure a participant's level of performance in the following 8 health domains: physical functioning, role-physical (role limitations caused by physical problems), social functioning, bodily pain, mental health, role-emotional (role limitations caused by emotional problems), vitality and general health. Each domain is scored from 0 (poorer health) to 100 (better health). Vitality ranges from 0 to 100; higher scores represent better health. Change from Baseline was calculated as post-dose visit value minus Baseline value. Baseline was defined as the latest non-missing pre-dose assessment on or before the randomization date.

Time frame: Baseline (Day 1), Weeks 28 and 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles).

ArmMeasureGroupValue (LEAST_SQUARES_MEAN)Dispersion
DaprodustatChange From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 28, n=80,74-0.08 Scores on a scaleStandard Error 0.866
DaprodustatChange From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 52, n=67,650.16 Scores on a scaleStandard Error 0.907
Darbepoetin AlfaChange From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 28, n=80,740.95 Scores on a scaleStandard Error 0.902
Darbepoetin AlfaChange From Baseline in Vitality Scores Using SF-36 HRQoL Questionnaire at Weeks 28, 52Week 52, n=67,651.61 Scores on a scaleStandard Error 0.925
p-value: 0.79195% CI: [-3.5, 1.46]MMRM
p-value: 0.864895% CI: [-4.03, 1.14]MMRM
Secondary

Maximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)

Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12.

Time frame: Pre-Dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12

Population: Pharmacokinetic Population. Only those participants with data available at the indicated time points were analyzed. Blood samples were not collected for PK analysis of daprodustat 12, 16 and 24 mg arms.

ArmMeasureGroupValue (MEAN)Dispersion
DaprodustatMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912202.160 Nanogram per milliliterStandard Deviation 1.2596
DaprodustatMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314012.283 Nanogram per milliliterStandard Deviation 1.821
DaprodustatMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061042.477 Nanogram per milliliterStandard Deviation 1.3625
DaprodustatMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat21.74 Nanogram per milliliterStandard Deviation 10.998
Darbepoetin AlfaMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat32.29 Nanogram per milliliterStandard Deviation 40.166
Darbepoetin AlfaMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912204.139 Nanogram per milliliterStandard Deviation 3.3561
Darbepoetin AlfaMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061045.212 Nanogram per milliliterStandard Deviation 4.5562
Darbepoetin AlfaMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314013.565 Nanogram per milliliterStandard Deviation 2.6091
Daprodustat 4 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061047.075 Nanogram per milliliterStandard Deviation 7.1313
Daprodustat 4 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912205.780 Nanogram per milliliterStandard Deviation 6.284
Daprodustat 4 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314015.328 Nanogram per milliliterStandard Deviation 6.9034
Daprodustat 4 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat76.92 Nanogram per milliliterStandard Deviation 81.867
Daprodustat 6 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK250610411.60 Nanogram per milliliterStandard Deviation 6.8731
Daprodustat 6 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat100.2 Nanogram per milliliterStandard Deviation 74.086
Daprodustat 6 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314017.836 Nanogram per milliliterStandard Deviation 6.6199
Daprodustat 6 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK239122010.36 Nanogram per milliliterStandard Deviation 6.3377
Daprodustat 8 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat32.00 Nanogram per milliliter
Daprodustat 8 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK250610410.10 Nanogram per milliliter
Daprodustat 8 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314015.760 Nanogram per milliliter
Daprodustat 8 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912206.090 Nanogram per milliliter
Daprodustat 10 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK239122016.60 Nanogram per milliliter
Daprodustat 10 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat145.0 Nanogram per milliliter
Daprodustat 10 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK250610422.00 Nanogram per milliliter
Daprodustat 10 mgMaximum Observed Concentration (Cmax) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK253140110.20 Nanogram per milliliter
Secondary

Number of Hgb Responders (Hgb in the Analysis Range of 10 to 11.5 Grams/Deciliter) During Evaluation Period (Week 28 to Week 52)

Mean Hgb during the evaluation period was defined as the mean of all evaluable Hgb values during the evaluation period (Week 28 to Week 52) including any evaluable unscheduled Hgb values that were taken during this time period. Hgb responders were defined as number of participants with a mean Hgb during the evaluation period that falls within the Hgb analysis range of 10-11.5 g/dL.

Time frame: Weeks 28 to 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
DaprodustatNumber of Hgb Responders (Hgb in the Analysis Range of 10 to 11.5 Grams/Deciliter) During Evaluation Period (Week 28 to Week 52)86 Participants
Darbepoetin AlfaNumber of Hgb Responders (Hgb in the Analysis Range of 10 to 11.5 Grams/Deciliter) During Evaluation Period (Week 28 to Week 52)87 Participants
p-value: 0.541195% CI: [-12.2, 10.7]Cochran-Mantel-Haenszel
Secondary

Number of Participants Permanently Stopping Randomized Treatment Due to Meeting Rescue Criteria

Number of participants permanently stopping randomized treatment due to meeting rescue criteria has been presented.

Time frame: Up to Week 52

Population: ITT Population.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
DaprodustatNumber of Participants Permanently Stopping Randomized Treatment Due to Meeting Rescue Criteria5 Participants
Darbepoetin AlfaNumber of Participants Permanently Stopping Randomized Treatment Due to Meeting Rescue Criteria5 Participants
p-value: 0.534895% CI: [0.31, 3.66]Wald test
Secondary

Number of Participants With at Least One Blood Pressure Exacerbation Event During Study

BP exacerbation was defined (based on post-dialysis BP) as: SBP \>=25 mmHg increased from Baseline or SBP \>=180 mmHg; DBP \>=15 mmHg increased from Baseline or DBP \>=110 mmHg. Number of participants with at least one blood pressure exacerbation event is presented.

Time frame: Up to Week 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
DaprodustatNumber of Participants With at Least One Blood Pressure Exacerbation Event During Study91 Participants
Darbepoetin AlfaNumber of Participants With at Least One Blood Pressure Exacerbation Event During Study100 Participants
Secondary

Observed Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)

Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12.

Time frame: Pre-Dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12

Population: Pharmacokinetic Population. Only those participants with data available at the indicated time points were analyzed. Blood samples were not collected for PK analysis of daprodustat 12, 16 and 24 mg arms.

ArmMeasureGroupValue (MEAN)Dispersion
DaprodustatObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat2.118 Nanogram per milliliterStandard Deviation 5.003
DaprodustatObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912200.7106 Nanogram per milliliterStandard Deviation 0.64028
DaprodustatObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061041.270 Nanogram per milliliterStandard Deviation 0.96071
DaprodustatObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314011.642 Nanogram per milliliterStandard Deviation 1.4836
Darbepoetin AlfaObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061043.508 Nanogram per milliliterStandard Deviation 4.2066
Darbepoetin AlfaObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912202.124 Nanogram per milliliterStandard Deviation 2.8721
Darbepoetin AlfaObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat1.015 Nanogram per milliliterStandard Deviation 3.1451
Darbepoetin AlfaObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314012.729 Nanogram per milliliterStandard Deviation 1.8934
Daprodustat 4 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314013.750 Nanogram per milliliterStandard Deviation 3.8006
Daprodustat 4 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061043.879 Nanogram per milliliterStandard Deviation 3.4207
Daprodustat 4 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912202.087 Nanogram per milliliterStandard Deviation 2.1371
Daprodustat 4 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat0.5787 Nanogram per milliliterStandard Deviation 1.5718
Daprodustat 6 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat2.867 Nanogram per milliliterStandard Deviation 6.6142
Daprodustat 6 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314015.111 Nanogram per milliliterStandard Deviation 4.0632
Daprodustat 6 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912203.560 Nanogram per milliliterStandard Deviation 4.2255
Daprodustat 6 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061045.921 Nanogram per milliliterStandard Deviation 5.8981
Daprodustat 8 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061048.710 Nanogram per milliliter
Daprodustat 8 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314015.660 Nanogram per milliliter
Daprodustat 8 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912204.450 Nanogram per milliliter
Daprodustat 8 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat0.1030 Nanogram per milliliter
Daprodustat 10 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK23912206.560 Nanogram per milliliter
Daprodustat 10 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25061049.500 Nanogram per milliliter
Daprodustat 10 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK25314017.760 Nanogram per milliliter
Daprodustat 10 mgObserved Concentration at Dosing Interval (Ctau) of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat0.1090 Nanogram per milliliter
Secondary

Percentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Non-inferiority Analysis

Percentage of days for which a participant's Hgb was within the analysis range of 10-11.5 g/dL (both inclusive) during the evaluation period (Week 28 to Week 52), including any unscheduled evaluable Hgb values that were taken during this time period was calculated. Percentage of time for which Hgb was within range for a participant was calculated by dividing 'the total number of days that Hgb was within range during Weeks 28 to 52' by 'the total number of days the participant remained on treatment during Weeks 28 to 52'.

Time frame: Weeks 28 to 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (MEDIAN)
DaprodustatPercentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Non-inferiority Analysis57.0 Percentage of days
Darbepoetin AlfaPercentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Non-inferiority Analysis54.7 Percentage of days
95% CI: [-4.45, 11.27]
Secondary

Percentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Superiority Analysis

Percentage of days for which a participant's Hgb was within the analysis range of 10-11.5 g/dL (both inclusive) during the evaluation period (Week 28 to Week 52), including any unscheduled evaluable Hgb values that were taken during this time period was calculated. Percentage of time for which Hgb was within range for a participant was calculated by dividing 'the total number of days that Hgb was within range during Weeks 28 to 52' by 'the total number of days the participant remained on treatment during Weeks 28 to 52'.

Time frame: Weeks 28 to 52

Population: ITT Population. Only those participants with data available at the indicated time points were analyzed.

ArmMeasureValue (MEDIAN)
DaprodustatPercentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Superiority Analysis57.0 Percentage of days
Darbepoetin AlfaPercentage of Time for Which Hgb Was Within the Analysis Range (10 to 11.5 g/dL) During Evaluation Period (Week 28 to Week 52): Superiority Analysis54.7 Percentage of days
p-value: 0.153895% CI: [0.46, 0.61]van Elteren test
Secondary

Plasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)

Pharmacokinetic samples were collected at pre-dose, 0.5, 1, 2 and 3 hours post-dose on Week 4 or 8 or 12 for pharmacokinetic (PK) analysis of daprodustat (GSK1278863) and its metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13). GSK2391220, GSK2506104 and GSK2531401 are the metabolites of Daprodustat (GSK1278863). Protocol allowed participants to provide pharmacokinetic samples on Week 4 or 8 or 12. Pharmacokinetic Population comprised of participants for whom a pharmacokinetic sample was obtained and analyzed.

Time frame: Pre-dose, 0.5, 1, 2 and 3 hours post-dose; each pharmacokinetic sample was taken at Week 4 or 8 or 12

Population: Pharmacokinetic Population. Only those participants with data available at the indicated time points were analyzed (represented by n=X in the category titles). Blood samples were not collected for PK analysis of daprodustat 12, 16 and 24 mg arms.

ArmMeasureGroupValue (MEAN)Dispersion
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,01.270 Nanogram per milliliterStandard Deviation 0.96071
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,01.911 Nanogram per milliliterStandard Deviation 1.2274
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,01.123 Nanogram per milliliterStandard Deviation 0.7692
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,01.364 Nanogram per milliliterStandard Deviation 0.96292
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,01.745 Nanogram per milliliterStandard Deviation 1.316
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 0.5 hour, n=19,26,20,18,0,1,0,0,05.675 Nanogram per milliliterStandard Deviation 8.4998
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,02.118 Nanogram per milliliterStandard Deviation 5.003
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,01.399 Nanogram per milliliterStandard Deviation 1.4595
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,012.34 Nanogram per milliliterStandard Deviation 13.435
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,01.427 Nanogram per milliliterStandard Deviation 1.287
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,012.74 Nanogram per milliliterStandard Deviation 9.9019
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,01.642 Nanogram per milliliterStandard Deviation 1.4836
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,02.190 Nanogram per milliliterStandard Deviation 1.3898
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,07.719 Nanogram per milliliterStandard Deviation 5.9144
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,01.847 Nanogram per milliliterStandard Deviation 1.7376
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,01.966 Nanogram per milliliterStandard Deviation 1.344
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,00.7106 Nanogram per milliliterStandard Deviation 0.64028
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,01.197 Nanogram per milliliterStandard Deviation 0.85104
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,00.7602 Nanogram per milliliterStandard Deviation 0.6795
DaprodustatPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,01.690 Nanogram per milliliterStandard Deviation 1.6309
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,020.36 Nanogram per milliliterStandard Deviation 22.21
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,03.535 Nanogram per milliliterStandard Deviation 2.7203
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,02.734 Nanogram per milliliterStandard Deviation 2.6846
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,03.508 Nanogram per milliliterStandard Deviation 4.2066
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,01.752 Nanogram per milliliterStandard Deviation 1.8589
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,04.145 Nanogram per milliliterStandard Deviation 3.1757
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,02.969 Nanogram per milliliterStandard Deviation 2.4659
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,02.124 Nanogram per milliliterStandard Deviation 2.8721
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,02.338 Nanogram per milliliterStandard Deviation 2.1467
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 0.5 hour, n=19,26,20,18,0,1,0,0,04.664 Nanogram per milliliterStandard Deviation 8.7508
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,015.58 Nanogram per milliliterStandard Deviation 13.694
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,01.979 Nanogram per milliliterStandard Deviation 1.6316
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,02.788 Nanogram per milliliterStandard Deviation 2.9893
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,03.583 Nanogram per milliliterStandard Deviation 2.8427
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,021.45 Nanogram per milliliterStandard Deviation 42.16
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,01.015 Nanogram per milliliterStandard Deviation 3.1451
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,02.170 Nanogram per milliliterStandard Deviation 1.6621
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,01.807 Nanogram per milliliterStandard Deviation 2.2007
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,02.729 Nanogram per milliliterStandard Deviation 1.8934
Darbepoetin AlfaPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,02.610 Nanogram per milliliterStandard Deviation 2.4761
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,01.965 Nanogram per milliliterStandard Deviation 2.283
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,00.5787 Nanogram per milliliterStandard Deviation 1.5718
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 0.5 hour, n=19,26,20,18,0,1,0,0,010.27 Nanogram per milliliterStandard Deviation 20.425
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,036.78 Nanogram per milliliterStandard Deviation 62.497
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,054.68 Nanogram per milliliterStandard Deviation 80.284
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,043.34 Nanogram per milliliterStandard Deviation 66.295
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,02.087 Nanogram per milliliterStandard Deviation 2.1371
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,01.822 Nanogram per milliliterStandard Deviation 2.1355
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,04.008 Nanogram per milliliterStandard Deviation 4.4522
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,05.553 Nanogram per milliliterStandard Deviation 6.5157
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,03.879 Nanogram per milliliterStandard Deviation 3.4207
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,03.315 Nanogram per milliliterStandard Deviation 3.4249
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,03.268 Nanogram per milliliterStandard Deviation 3.4808
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,04.989 Nanogram per milliliterStandard Deviation 5.2109
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,06.503 Nanogram per milliliterStandard Deviation 7.513
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,03.750 Nanogram per milliliterStandard Deviation 3.8006
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,03.263 Nanogram per milliliterStandard Deviation 3.8737
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,03.146 Nanogram per milliliterStandard Deviation 4.0334
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,03.711 Nanogram per milliliterStandard Deviation 5.0223
Daprodustat 4 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,04.715 Nanogram per milliliterStandard Deviation 7.2788
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,03.776 Nanogram per milliliterStandard Deviation 3.4411
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,02.410 Nanogram per milliliterStandard Deviation 2.8243
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,05.921 Nanogram per milliliterStandard Deviation 5.8981
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,03.560 Nanogram per milliliterStandard Deviation 4.2255
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,04.892 Nanogram per milliliterStandard Deviation 4.7877
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,04.015 Nanogram per milliliterStandard Deviation 3.7385
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,04.333 Nanogram per milliliterStandard Deviation 3.0505
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,056.49 Nanogram per milliliterStandard Deviation 74.357
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,07.130 Nanogram per milliliterStandard Deviation 4.5105
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,02.867 Nanogram per milliliterStandard Deviation 6.6142
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,09.942 Nanogram per milliliterStandard Deviation 7.0616
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,055.62 Nanogram per milliliterStandard Deviation 51.471
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,05.111 Nanogram per milliliterStandard Deviation 4.0632
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,045.48 Nanogram per milliliterStandard Deviation 48.765
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,03.800 Nanogram per milliliterStandard Deviation 2.8722
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 0.5 hour, n=19,26,20,18,0,1,0,0,012.58 Nanogram per milliliterStandard Deviation 23.742
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,06.631 Nanogram per milliliterStandard Deviation 7.1049
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,03.140 Nanogram per milliliterStandard Deviation 2.4856
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,06.336 Nanogram per milliliterStandard Deviation 4.3723
Daprodustat 6 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,09.372 Nanogram per milliliterStandard Deviation 6.6452
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,03.900 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,00.1030 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,05.760 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,06.090 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,08.710 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,05.660 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,04.450 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,010.10 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,03.950 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,00.9120 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,07.740 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,04.700 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,08.930 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,05.190 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,04.810 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,07.460 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,025.30 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,032.00 Nanogram per milliliter
Daprodustat 8 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,04.960 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 1 hour, n=18,26,20,18,1,1,0,0,010.00 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 2 hours, n=19,26,20,18,1,1,0,0,08.290 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 2 hours, n=19,26,20,18,1,1,0,0,019.60 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 2 hours, n=19,26,20,18,1,1,0,0,027.60 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 3 hours, n=19,26,19,18,1,1,0,0,022.00 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: Pre-Dose, n=19,26,20,18,1,1,0,0,00.1090 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 1 hour, n=19,26,20,18,1,1,0,0,079.60 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 1 hour, n=19,26,20,18,1,1,0,0,012.40 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: Pre-Dose, n=19,26,20,18,1,1,0,0,07.760 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 3 hours, n=19,26,19,18,1,1,0,0,010.20 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 2 hours, n=19,26,20,18,1,1,0,0,016.20 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 0.5 hour, n=19,26,20,18,1,1,0,0,06.460 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: Pre-Dose, n=19,26,20,18,1,1,0,0,06.560 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 0.5 hour, n=19,26,20,18,0,1,0,0,0145.0 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: Pre-Dose, n=19,26,20,18,1,1,0,0,09.500 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 0.5 hour, n=19,25,20,18,1,1,0,0,06.740 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2391220: 3 hours, n=19,26,19,18,1,1,0,0,016.60 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2506104: 0.5 hour, n=19,26,20,18,1,1,0,0,08.110 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)Daprodustat: 3 hours, n=19,26,19,18,1,1,0,0,011.00 Nanogram per milliliter
Daprodustat 10 mgPlasma Concentration of Daprodustat (GSK1278863) and Its Metabolites GSK2391220 (M2), GSK2506104 (M3), and GSK2531401 (M13)GSK2531401: 1 hour, n=19,26,20,18,1,1,0,0,06.630 Nanogram per milliliter

Source: ClinicalTrials.gov · Data processed: Feb 12, 2026