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A Study to Assess Absolute Bioavailability (ABA) of TAK-831 and to Characterize Mass Balance, Pharmacokinetics (PK), Metabolism, and Excretion of [14C]TAK-831 in Male Healthy Participants

A Phase 1 Study to Assess Absolute Bioavailability of TAK-831 and to Characterize Mass Balance, Pharmacokinetics, Metabolism, and Excretion of [14C]TAK-831 in Male Healthy Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04234672
Enrollment
6
Registered
2020-01-21
Start date
2020-02-17
Completion date
2020-04-04
Last updated
2021-06-30

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

Conditions

Healthy Volunteers

Keywords

Drug Therapy

Brief summary

The purpose of this study is to determine ABA of TAK-831 following a single microdose intravenous administration of 50 microgram (μg) (approximately 1 microcurie \[μCi\]) \[14C\]TAK-831 and a single oral administration of 500 milligram (mg) TAK-831 tablets in Period 1, and to assess the mass balance, characterize the PK of TAK-831 in plasma and urine, and total radioactivity concentration equivalents in plasma and whole blood following a single oral suspension dose of 500 mg (approximately 100 μCi) \[14C\]TAK-831 in Period 2.

Detailed description

The drug being tested in this study is called TAK-831 (also known as luvadaxistat). The study will determine ABA in Period 1, and the absorption, metabolism, excretion, and mass balance of TAK-831 after single oral administration in Period 2 in healthy adult male participants, by collecting plasma, urine, and feces samples for drug concentration analysis, and plasma, whole blood, urine, and fecal samples for total radioactivity analysis and metabolic profiling. The study will enroll approximately 6 participants. The study is designed to consist of 2 periods: Period 1 (ABA study period) and Period 2 (absorption, distribution, metabolism, and elimination \[ADME\] study period). In Period 1 (ABA study period), all participants will receive a single unlabelled oral dose of TAK-831 as tablet and a microdose intravenous infusion of 50 μg (approximately 1 μCi) \[14C\]TAK-831, followed by a washout period of 8 days before the dose in Period 2. In Period 2 (ADME study period), all participants will receive a single dose of 500 mg (approximately 100 μCi) \[14C\]TAK-831 as an oral suspension. This single center trial will be conducted in the United States. The overall time to participate in this study is approximately 65 days including screening period. Participants will be contacted approximately 30 days after the last dose of study drug for a follow-up assessment.

Interventions

DRUGTAK-831 Oral Tablet

TAK-831 tablet.

DRUG[14C]TAK-831 IV Infusion

\[14C\]TAK-831 IV infusion.

DRUG[14C]TAK-831 Oral Suspension

\[14C\]TAK-831 oral suspension.

Sponsors

Takeda
CollaboratorINDUSTRY
Neurocrine Biosciences
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
OTHER
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
19 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

1\. Weighs at least 45 kilogram (kg) and body mass index (BMI) greater than or equal to (\>=) 18.0 and less than (˂) 32.0 kilogram per square meter (kg/m\^2) at screening.

Exclusion criteria

1. Seated blood pressure is less than 90/40 millimeter of mercury (mmHg) or greater than 140/90 mmHg at screening. 2. Seated heart rate is lower than 40 beats per minute (bpm) or higher than 99 bpm at screening. 3. Estimated creatinine clearance \<80 milliliter per minute (mL/min) at screening. 4. Has tattoo(s) or scarring at or near the site of intravenous infusion or any other condition which may interfere with infusion site examination, in the opinion of the Investigator. 5. Has infrequent bowel movements (less than approximately once per day) within 30 days prior to first dosing. 6. Has received radiolabeled substances or has been exposed to radiation sources within 12 months of first dosing or is likely to receive radiation exposure or radioisotopes within 12 months of first dosing such that participation in this study would increase their total exposure beyond the recommended levels considered safe (that is weighted annual limit recommended by the International Commission on Radiological Protection \[ICRP\] of 3000 milli roentgen equivalent man \[mrem\]). 7. Has been on a diet incompatible with the on-study diet, in the opinion of the Investigator or designee, within the 30 days prior to the first dosing and throughout the study. 8. Donation of blood or significant blood loss within 56 days prior to the first dosing. 9. Plasma donation within 7 days prior to the first dosing.

Design outcomes

Primary

MeasureTime frameDescription
Period 2: CLR: Renal Clearance for TAK-831 in UrineDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose
Period 2: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity of TAK-831Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to the Time of the Last Quantifiable Concentration of TAK-831Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Cmax: Maximum Observed Plasma Radioactivity ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Tmax: Time to Reach the Maximum Plasma Radioactivity Concentration (Cmax)Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: t(1/2)z: Terminal Disposition Phase Half-life of Plasma Radioactivity ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: AUCinf: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to InfinityDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: AUClast: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Cmax: Maximum Observed Whole Blood Radioactivity ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Tmax: Time to Reach the Maximum Whole Blood Radioactivity Concentration (Cmax)Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: t(1/2)z: Terminal Disposition Phase Half-life of Whole Blood Radioactivity ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: AUCinf: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to InfinityDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: AUClast: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable ConcentrationDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 1: Percent Absolute Bioavailability (%F) for TAK-831Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1Bioavailability is defined as the proportion of a drug which enters the circulation when introduced into the body and so is able to have an active effect. Percent absolute bioavailability, calculated for plasma TAK-831 as \[Actual Dose (IV) x AUCinf (oral)\] / \[Actual Dose (oral) x AUCinf (IV)\] x 100.
Period 2: Total Radioactivity Expressed as Cumulative Percentage of Dose of [14C]TAK-831 Eliminated in Urine and Feces Combined [Combined Cum%Dose]Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Total Radioactivity Expressed as Cumulative Amount of [14C]TAK-831 Eliminated in Urine and Feces Combined (Combined CumAe)Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Urine (Cum%Dose [UR])Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Feces (Cum%Dose [Fe])Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: Cmax: Maximum Observed Plasma Concentration of TAK-831Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose
Period 2: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) of TAK-831Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2
Period 2: t(1/2)z: Terminal Disposition Phase Half-life of TAK-831 in PlasmaDay 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Secondary

MeasureTime frameDescription
Period 1: Cmax: Maximum Observed Plasma Concentration for TAK-831 After Oral AdministrationDay 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1
Period 1: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for TAK-831 After Oral AdministrationDay 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1
Period 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for TAK-831 After Oral AdministrationDay 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1
Period 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for [14C]TAK-831 After IV AdministrationDay 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1
Period 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for TAK-831 After Oral AdministrationDay 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1
Period 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for [14C]TAK-831 After IV AdministrationDay 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1
Period 1: t(1/2)z: Terminal Disposition Half-life for TAK-831 After Oral and [14C]TAK-831 After IV Administration in PlasmaDay 1 pre-dose and at multiple time points (up to 96.5 hours for TAK-831 and up to 95 hours for [14C]TAK-831) post-dose
Number of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)From first dose of study drug up to 30 days after last dose of study drug (up to approximately 38 days)An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A TEAE is defined as an AE with an onset that occurs after receiving study drug.
Number of Participants With TEAEs Related to Electrocardiogram (ECG)Up to Day 14The ECG parameters were considered TEAEs if they were judged to be clinically significant (i.e., if some action or intervention was required or if the Investigator judged the change to be beyond the range of normal physiologic fluctuation).
Number of Participants With TEAEs Related to Vital SignsUp to Day 14Vital Signs included body temperature, respiratory rate, blood pressure, and heart rate. Any clinically significant changes from Baseline as assessed by the investigator were reported as TEAEs.
Number of Participants With TEAEs Related to Laboratory ParametersUp to Day 14The laboratory parameters included parameters of hematology, serum checmistry and urinalysis. The laboratory parameters were considered TEAEs if their values were judged to be clinically significant (i.e., if some action or intervention was required or if the Investigator judged the change to be beyond the range of normal).
Period 1: Ceoi: Plasma Concentration at the End of Infusion for [14C]TAK-831Day 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1

Countries

United States

Participant flow

Recruitment details

Participants took part in the study at 1 investigative site in the United States from 17 Feb 2020 to 04 April 2020.

Pre-assignment details

Healthy male participants were enrolled in this study to receive TAK-831 tablets followed by radio-labelled TAK-831 intravenous (IV) infusion on Day 1 of Treatment Period 1 and radio-labelled TAK-831 oral suspension on Day 1 of Treatment Period 2. There was an 8-day washout period between the two periods.

Participants by arm

ArmCount
TAK-831 500 mg + [14C]TAK-831 50 μg + [14C]TAK-831 500 mg
TAK-831 5 X 100 mg tablets, orally, once on Day 1, followed by \[14C\]TAK-831 50 micrograms (μg) \[approximately 1 microcurie (μCi)\], infusion, intravenously (IV), once on Day 1 of Treatment Period 1, followed by a washout period of 8 days, further followed by \[14C\]TAK-831 500 mg (approximately 100 μCi), suspension, orally, once under fasted state on Day 1 of Treatment Period 2.
6
Total6

Baseline characteristics

CharacteristicTAK-831 500 mg + [14C]TAK-831 50 μg + [14C]TAK-831 500 mg
Age, Continuous46.2 years
STANDARD_DEVIATION 6.9
Body Mass Index (BMI)26.28 kg/m^2
STANDARD_DEVIATION 1.6
Ethnicity (NIH/OMB)
Hispanic or Latino
3 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
3 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
Height174.8 cm
STANDARD_DEVIATION 6.1
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
0 Participants
Race (NIH/OMB)
Black or African American
2 Participants
Race (NIH/OMB)
More than one race
1 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
3 Participants
Region of Enrollment
United States
6 Participants
Sex: Female, Male
Female
0 Participants
Sex: Female, Male
Male
6 Participants
Weight80.25 kg
STANDARD_DEVIATION 6.5

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
0 / 60 / 60 / 6
other
Total, other adverse events
0 / 60 / 62 / 6
serious
Total, serious adverse events
0 / 60 / 60 / 6

Outcome results

Primary

Period 1: Percent Absolute Bioavailability (%F) for TAK-831

Bioavailability is defined as the proportion of a drug which enters the circulation when introduced into the body and so is able to have an active effect. Percent absolute bioavailability, calculated for plasma TAK-831 as \[Actual Dose (IV) x AUCinf (oral)\] / \[Actual Dose (oral) x AUCinf (IV)\] x 100.

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets and 50 ug IV dose in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: Percent Absolute Bioavailability (%F) for TAK-83117.34 percent absolute bioavailabilityGeometric Coefficient of Variation 31.3
Primary

Period 2: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity of TAK-831

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity of TAK-8314198 ng*hr/mLGeometric Coefficient of Variation 30.8
Primary

Period 2: AUCinf: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to Infinity

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUCinf: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to Infinity31010 ng eq*hr/mLGeometric Coefficient of Variation 9.8
Primary

Period 2: AUCinf: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to Infinity

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUCinf: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to Infinity15180 ng eq*hr/gGeometric Coefficient of Variation 13.7
Primary

Period 2: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to the Time of the Last Quantifiable Concentration of TAK-831

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to the Time of the Last Quantifiable Concentration of TAK-8314171 ng*hr/mLGeometric Coefficient of Variation 30.8
Primary

Period 2: AUClast: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUClast: Area Under the Plasma Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable Concentration28860 ng eq*hr/mLGeometric Coefficient of Variation 8.8
Primary

Period 2: AUClast: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: AUClast: Area Under the Whole Blood Radioactivity Concentration-time Curve From Time 0 to Last Quantifiable Concentration13420 ng eq*hr/gGeometric Coefficient of Variation 14.2
Primary

Period 2: CLR: Renal Clearance for TAK-831 in Urine

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: CLR: Renal Clearance for TAK-831 in Urine0.06547 L/hrGeometric Coefficient of Variation 38.6
Primary

Period 2: Cmax: Maximum Observed Plasma Concentration of TAK-831

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Cmax: Maximum Observed Plasma Concentration of TAK-8311243 ng/mLGeometric Coefficient of Variation 33.2
Primary

Period 2: Cmax: Maximum Observed Plasma Radioactivity Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Cmax: Maximum Observed Plasma Radioactivity Concentration5878 ng eq/mLGeometric Coefficient of Variation 11.4
Primary

Period 2: Cmax: Maximum Observed Whole Blood Radioactivity Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Cmax: Maximum Observed Whole Blood Radioactivity Concentration2881 ng eq/gGeometric Coefficient of Variation 9.2
Primary

Period 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Feces (Cum%Dose [Fe])

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Feces (Cum%Dose [Fe])60.71 percentage of doseGeometric Coefficient of Variation 5.9
Primary

Period 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Urine (Cum%Dose [UR])

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Percentage of Administered Radioactive Dose of [14C]TAK-831 Excreted in Urine (Cum%Dose [UR])27.50 percentage of doseGeometric Coefficient of Variation 19.8
Primary

Period 2: t(1/2)z: Terminal Disposition Phase Half-life of Plasma Radioactivity Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: t(1/2)z: Terminal Disposition Phase Half-life of Plasma Radioactivity Concentration3.162 hrStandard Deviation 0.3068
Primary

Period 2: t(1/2)z: Terminal Disposition Phase Half-life of TAK-831 in Plasma

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: t(1/2)z: Terminal Disposition Phase Half-life of TAK-831 in Plasma10.314 hrStandard Deviation 6.39
Primary

Period 2: t(1/2)z: Terminal Disposition Phase Half-life of Whole Blood Radioactivity Concentration

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: t(1/2)z: Terminal Disposition Phase Half-life of Whole Blood Radioactivity Concentration2.580 hrStandard Deviation 0.3922
Primary

Period 2: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) of TAK-831

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEDIAN)
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) of TAK-8310.799 hours (hr)
Primary

Period 2: Tmax: Time to Reach the Maximum Plasma Radioactivity Concentration (Cmax)

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEDIAN)
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Tmax: Time to Reach the Maximum Plasma Radioactivity Concentration (Cmax)2.005 hr
Primary

Period 2: Tmax: Time to Reach the Maximum Whole Blood Radioactivity Concentration (Cmax)

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (MEDIAN)
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Tmax: Time to Reach the Maximum Whole Blood Radioactivity Concentration (Cmax)2.001 hr
Primary

Period 2: Total Radioactivity Expressed as Cumulative Amount of [14C]TAK-831 Eliminated in Urine and Feces Combined (Combined CumAe)

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Total Radioactivity Expressed as Cumulative Amount of [14C]TAK-831 Eliminated in Urine and Feces Combined (Combined CumAe)472.7 mg equivalents (eq) of parent drugGeometric Coefficient of Variation 3.3
Primary

Period 2: Total Radioactivity Expressed as Cumulative Percentage of Dose of [14C]TAK-831 Eliminated in Urine and Feces Combined [Combined Cum%Dose]

Time frame: Day 1 pre-dose and at multiple time points (up to 240 hours) post-dose in Treatment Period 2

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of \[14C\]TAK-831 500 mg oral suspension in Treatment Period 2 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 2: Total Radioactivity Expressed as Cumulative Percentage of Dose of [14C]TAK-831 Eliminated in Urine and Feces Combined [Combined Cum%Dose]88.66 percentage of doseGeometric Coefficient of Variation 3.6
Secondary

Number of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)

An Adverse Event (AE) is defined as any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have to have a causal relationship with this treatment. An AE can therefore be any unfavorable and unintended sign (example, a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the use of a drug, whether or not it is considered related to the drug. A TEAE is defined as an AE with an onset that occurs after receiving study drug.

Time frame: From first dose of study drug up to 30 days after last dose of study drug (up to approximately 38 days)

Population: Safety Population included all participants who received at least one dose of the study drug. Data is reported as per the treatment received in Treatment Periods 1 and 2.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
TAK-831 500 mg + [14C]TAK-831 50 μgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)0 Participants
[14C]TAK-831 50 μgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)0 Participants
[14C]TAK-831 500 mgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)2 Participants
Secondary

Number of Participants With TEAEs Related to Electrocardiogram (ECG)

The ECG parameters were considered TEAEs if they were judged to be clinically significant (i.e., if some action or intervention was required or if the Investigator judged the change to be beyond the range of normal physiologic fluctuation).

Time frame: Up to Day 14

Population: Safety Population included all participants who received at least one dose of the study drug and will be included in the safety evaluations. Data is reported as per the treatment received in Treatment Periods 1 and 2.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
TAK-831 500 mg + [14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Electrocardiogram (ECG)0 Participants
[14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Electrocardiogram (ECG)0 Participants
[14C]TAK-831 500 mgNumber of Participants With TEAEs Related to Electrocardiogram (ECG)0 Participants
Secondary

Number of Participants With TEAEs Related to Laboratory Parameters

The laboratory parameters included parameters of hematology, serum checmistry and urinalysis. The laboratory parameters were considered TEAEs if their values were judged to be clinically significant (i.e., if some action or intervention was required or if the Investigator judged the change to be beyond the range of normal).

Time frame: Up to Day 14

Population: Safety Population included all participants who received at least one dose of the study drug and will be included in the safety evaluations. Data is reported as per the treatment received in Treatment Periods 1 and 2.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
TAK-831 500 mg + [14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Laboratory Parameters0 Participants
[14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Laboratory Parameters0 Participants
[14C]TAK-831 500 mgNumber of Participants With TEAEs Related to Laboratory Parameters0 Participants
Secondary

Number of Participants With TEAEs Related to Vital Signs

Vital Signs included body temperature, respiratory rate, blood pressure, and heart rate. Any clinically significant changes from Baseline as assessed by the investigator were reported as TEAEs.

Time frame: Up to Day 14

Population: Safety Population included all participants who received at least one dose of the study drug and will be included in the safety evaluations. Data is reported as per the treatment received in Treatment Periods 1 and 2.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
TAK-831 500 mg + [14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Vital Signs0 Participants
[14C]TAK-831 50 μgNumber of Participants With TEAEs Related to Vital Signs0 Participants
[14C]TAK-831 500 mgNumber of Participants With TEAEs Related to Vital Signs0 Participants
Secondary

Period 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for [14C]TAK-831 After IV Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the \[14C\]TAK-831 50 ug IV dose in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for [14C]TAK-831 After IV Administration1992 pg*hr/mLGeometric Coefficient of Variation 18.1
Secondary

Period 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for TAK-831 After Oral Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for TAK-831 After Oral Administration3436 nanogram hour/milliliter (ng*hr/mL)Geometric Coefficient of Variation 45.7
Secondary

Period 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for [14C]TAK-831 After IV Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the \[14C\]TAK-831 50 ug IV dose in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for [14C]TAK-831 After IV Administration1972 pg*hr/mLGeometric Coefficient of Variation 18.1
Secondary

Period 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for TAK-831 After Oral Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Last Quantifiable Concentration for TAK-831 After Oral Administration3397 ng*hr/mLGeometric Coefficient of Variation 46.6
Secondary

Period 1: Ceoi: Plasma Concentration at the End of Infusion for [14C]TAK-831

Time frame: Day 1 pre-dose and at multiple time points (up to 95 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the \[14C\]TAK-831 50 μg IV infusion in Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: Ceoi: Plasma Concentration at the End of Infusion for [14C]TAK-8312903 picograms per milliliter (pg/mL)Geometric Coefficient of Variation 26.7
Secondary

Period 1: Cmax: Maximum Observed Plasma Concentration for TAK-831 After Oral Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: Cmax: Maximum Observed Plasma Concentration for TAK-831 After Oral Administration1121 ng/mLGeometric Coefficient of Variation 45.5
Secondary

Period 1: t(1/2)z: Terminal Disposition Half-life for TAK-831 After Oral and [14C]TAK-831 After IV Administration in Plasma

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours for TAK-831 and up to 95 hours for [14C]TAK-831) post-dose

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets and \[14C\]TAK-831 50 ug IV dose in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (MEAN)Dispersion
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: t(1/2)z: Terminal Disposition Half-life for TAK-831 After Oral and [14C]TAK-831 After IV Administration in Plasma12.278 hrStandard Deviation 6.0291
[14C]TAK-831 50 μgPeriod 1: t(1/2)z: Terminal Disposition Half-life for TAK-831 After Oral and [14C]TAK-831 After IV Administration in Plasma3.815 hrStandard Deviation 1.0456
Secondary

Period 1: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for TAK-831 After Oral Administration

Time frame: Day 1 pre-dose and at multiple time points (up to 96.5 hours) post-dose in Treatment Period 1

Population: PK-evaluable population included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile. Participants who received the oral dose of TAK-831 5 X 100 mg tablets in Treatment Period 1 were evaluated for this outcome measure.

ArmMeasureValue (MEDIAN)
TAK-831 500 mg + [14C]TAK-831 50 μgPeriod 1: Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for TAK-831 After Oral Administration1.255 hr

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026