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A Study of Soticlestat in Adults With Liver Failure Compared to Those With Normal Liver Function

Phase 1 Pharmacokinetics and Safety Study of Oral Soticlestat in Participants With Moderate or Mild Hepatic Impairment and Normal Hepatic Function

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05098054
Enrollment
36
Registered
2021-10-28
Start date
2021-10-29
Completion date
2022-06-07
Last updated
2024-02-02

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

Conditions

Hepatic Impairment, Healthy Volunteers

Keywords

Drug Therapy

Brief summary

The main aim is to check the effect of a single dose of soticlestat in adults with moderate or mild liver failure compared to healthy adults with normal liver function. Participants will check into the study clinic for 8 days. During the stay, one oral dose of soticlestat will be given and the participant will be monitored. The clinic staff will follow up with the participant about a week after discharge from the clinic.

Detailed description

The drug being tested in this study is called soticlestat (TAK-935). The study will assess the safety and tolerability of single oral dose of soticlestat in participants with moderate or mild Hepatic Impairment (HI) compared to healthy participants matched by age (mean ±10 years), sex (±2 per sex), and body mass index (BMI, mean ±10 percent \[%\]) with normal hepatic function. The study will enroll approximately 40 participants. Participants will be assigned to following study arms: * Arm 1, Moderate HI: Soticlestat 300 milligram (mg) (Child-Pugh Class B) * Arm 2, Mild HI: Soticlestat 300 mg (Child-Pugh Class A) * Arm 3, Normal hepatic function: Soticlestat 300 mg All participants will receive single oral dose of study drug. The data will be collected and stored in electronic case report form (eCRF). This multi-center trial will be conducted in the United States and Hungary. The overall duration of the study is approximately 42 days. Participants will be followed up for 14 days after the last dose of study drug for a follow-up assessment.

Interventions

Soticlestat tablets.

Sponsors

Takeda
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
Yes

Inclusion criteria

A. For Participants with Hepatic Impairment 1. Has a BMI greater than or equal to (\>=) 18.0 and less than or equal to (\<=) 40.0 kilogram per square meter (kg/m\^2), at screening. At least 50% of the participants will be required to be of BMI \>=18.0 and \<=35.0 kg/m\^2, at screening. * Supine blood pressure (BP) is \>=80/40 millimeter of mercury (mmHg) (asymptomatic) and \<=150/95 mmHg at screening; * Supine pulse rate (PR) is \>=40 beats per minute (bpm) and \<=99 bpm, at screening; * QT interval corrected for heart rate using Fridericia's formula (QTcF) is \<=500 millisecond (msec) and ECG findings considered normal or not clinically significant by the Investigator or designee, at screening. 2. Must have had chronic HI for at least 3 months before screening, and the HI must be stable, that is, no significant changes in hepatic function in the 30 days preceding screening (or since the last visit if within 6 months before screening) and treatment with stable doses of medication. Has a score on the Child-Pugh Class at screening as follows: * (Arm 1) Moderate HI, Child-Pugh Class B: \>=7 and \<=9 * (Arm 2) Mild HI, Child-Pugh Class A: \>=5 and \<=6 3. Should not have renal dysfunction as demonstrated by a relatively adequate renal function (creatinine clearance \>=50 milliliter per minute \[mL/min\]), at screening. B. For Healthy Participants 1. Has a BMI \>=18.0 and \<=40.0 kg/m\^2, at screening. At least 50% of the participants will be required to be of BMI \>=18.0 and \<=35.0 kg/m\^2, at screening. Healthy participants will be matched to hepatic impaired participants in this study by age (mean ±10 years), sex (±2 per sex), and BMI, mean ±10%. * Supine BP is \>=90/40 mmHg and \<=150/95 mmHg, at screening; * Supine PR is \>=40 bpm and \<=99 bpm, at screening; * QTcF is \<=450 msec (males) or \<=470 msec (females) and ECG findings considered normal or not clinically significant by the Investigator or designee, at screening; * Liver function tests including alanine aminotransferase (ALT), aspartate aminotransferase (AST), alkaline phosphatase (ALP) and total bilirubin \<= the upper limit of normal (ULN) at screening and check-in. 2. Should not have renal dysfunction as demonstrated by a relatively adequate renal function (creatinine clearance \>=60 mL/min), at screening. C. For Participants with Hepatic Impairment and Healthy Participants 1\. Continuous non-smoker or moderate smoker (\<=10 cigarettes/day or the equivalent) before screening. Participant must agree to consume no more than 5 cigarettes or equivalent/day from the 7 days prior check-in and until discharge from the Clinical Research Unit (CRU).

Exclusion criteria

A. For Participants with Hepatic Impairment 1. Has history or presence of clinically significant medical or psychiatric condition or disease (aside from HI) or presence of psychotic disorders such as psychosis, delusions, or schizophrenia in the opinion of the Investigator or designee. 2. Has a history of liver or other solid organ transplant. 3. Positive result at screening for human immunodeficiency virus (HIV). Hepatitis B surface antigen (HBsAg) positive participants are allowed to be enrolled if Hepatitis B virus (HBV) deoxyribonucleic acid (DNA) is below 1000 copies per milliliter (/mL) in the plasma. Participants with moderate or mild HI who are positive for Hepatitis C virus antibodies (HCVAb) can be enrolled but must not have detectable Hepatitis C virus (HCV) ribonucleic acid (RNA) in the plasma. B. For Healthy Participants 1. Has history or presence of clinically significant medical or psychiatric condition or disease or presence of psychotic disorders such as psychosis, delusions, or schizophrenia in the opinion of the Investigator or designee. 2. Positive results at screening for HIV, HBsAg, or HCV. C. For Participants with Hepatic Impairment and Healthy Participants 1. 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 dosing. 2. Any positive responses on the Columbia-Suicide Severity Rating Scale (C-SSRS) or has a risk of suicide according to the Investigator's judgment based on the assessment of the C-SSRS at screening or check-in or has made a suicide attempt in the previous 12 months prior to dosing.

Design outcomes

Primary

MeasureTime frame
Cmax: Maximum Observed Plasma Concentration for SoticlestatDay 1 pre-dose and at multiple time points (up to 144 hours) post-dose
AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for SoticlestatDay 1 pre-dose and at multiple time points (up to 144 hours) post-dose
AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for SoticlestatDay 1 pre-dose and at multiple time points (up to 144 hours) post-dose

Secondary

MeasureTime frameDescription
Number of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)From Day 1 up to 16 days after the last dose of study drug (up to Day 17)An Adverse Event (AE) was 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 was defined as an AE that started or worsened at the time of or after dosing of study drug.

Countries

Hungary, United States

Participant flow

Recruitment details

Participants took part in the study at 4 investigative sites in the United States from 29 October 2021 to 07 June 2022.

Pre-assignment details

Participants diagnosed with moderate/mild hepatic impairment (HI) compared to matched healthy participants with normal hepatic function received single dose of soticlestat. 1 with severe HI, 8 with moderate HI, 8 with mild HI and overall 19 participants with normal hepatic function (12 matched to moderate HI and 12 matched to mild HI participants) were enrolled. Five of same participants with normal hepatic function served as matched to moderate and mild HI.

Participants by arm

ArmCount
Severe HI: Soticlestat 300 mg
Soticlestat 300 mg, tablets, orally, once on Day 1 to participants with severe HI.
1
Moderate HI: Soticlestat 300 mg
Soticlestat 300 mg, tablets, orally, once on Day 1 to participant with moderate HI.
8
Mild HI: Soticlestat 300 mg
Soticlestat 300 mg, tablets, orally, once on Day 1 to participant with mild HI.
8
Normal Hepatic Function: Soticlestat 300 mg
Soticlestat 300 mg, tablets, orally, once on Day 1 to healthy participants.
19
Total36

Baseline characteristics

CharacteristicSevere HI: Soticlestat 300 mgModerate HI: Soticlestat 300 mgMild HI: Soticlestat 300 mgNormal Hepatic Function: Soticlestat 300 mgTotal
Age, Continuous66.0 years59.4 years
STANDARD_DEVIATION 8.52
56.4 years
STANDARD_DEVIATION 10.03
58.2 years
STANDARD_DEVIATION 6.6
58.3 years
STANDARD_DEVIATION 7.74
Body Mass Index (BMI)26.460 kilogram per square meter (kg/m^2)30.344 kilogram per square meter (kg/m^2)
STANDARD_DEVIATION 4.0131
30.595 kilogram per square meter (kg/m^2)
STANDARD_DEVIATION 4.9193
29.849 kilogram per square meter (kg/m^2)
STANDARD_DEVIATION 1.7734
30.031 kilogram per square meter (kg/m^2)
STANDARD_DEVIATION 3.1868
Child-Pugh Score10.00 score on scale8.00 score on scale
STANDARD_DEVIATION 0.926
5.50 score on scale
STANDARD_DEVIATION 0.535
6.94 score on scale
STANDARD_DEVIATION 1.64
Ethnicity (NIH/OMB)
Hispanic or Latino
1 Participants6 Participants5 Participants11 Participants23 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
0 Participants2 Participants3 Participants8 Participants13 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants
Height159.0 centimeter (cm)166.1 centimeter (cm)
STANDARD_DEVIATION 11.72
169.4 centimeter (cm)
STANDARD_DEVIATION 13.39
167.5 centimeter (cm)
STANDARD_DEVIATION 9.02
167.4 centimeter (cm)
STANDARD_DEVIATION 10.41
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants1 Participants5 Participants6 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants1 Participants0 Participants0 Participants1 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
1 Participants7 Participants7 Participants14 Participants29 Participants
Region of Enrollment
United States
1 Participants8 Participants8 Participants19 Participants36 Participants
Sex: Female, Male
Female
0 Participants3 Participants2 Participants11 Participants16 Participants
Sex: Female, Male
Male
1 Participants5 Participants6 Participants8 Participants20 Participants
Weight66.90 kilogram (kg)83.80 kilogram (kg)
STANDARD_DEVIATION 14.289
88.51 kilogram (kg)
STANDARD_DEVIATION 22.709
84.07 kilogram (kg)
STANDARD_DEVIATION 11.124
84.52 kilogram (kg)
STANDARD_DEVIATION 14.844

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
deaths
Total, all-cause mortality
0 / 10 / 80 / 80 / 19
other
Total, other adverse events
1 / 11 / 81 / 82 / 19
serious
Total, serious adverse events
0 / 10 / 80 / 80 / 19

Outcome results

Primary

AUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat

Time frame: Day 1 pre-dose and at multiple time points (up to 144 hours) post-dose

Population: PK Analysis Set included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile (example, exposure to treatment, availability of measurements and absence of major protocol violations) and were included in the statistical analyses. Five of the same participants with normal hepatic function served as matched to moderate and mild HI arms. Here, overall number of participants analyzed signifies participants who were evaluable for this outcome measure.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
Severe HI: Soticlestat 300 mgAUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat2980 nanogram*hour per milliliter (ng•hr/mL)
Moderate HI: Soticlestat 300 mgAUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat5760 nanogram*hour per milliliter (ng•hr/mL)Geometric Coefficient of Variation 263
Mild HI: Soticlestat 300 mgAUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat1539 nanogram*hour per milliliter (ng•hr/mL)Geometric Coefficient of Variation 67.1
Normal Hepatic Function (Matched to Moderate HI): Soticlestat 300 mgAUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat1925 nanogram*hour per milliliter (ng•hr/mL)Geometric Coefficient of Variation 53.3
Normal Hepatic Function (Matched to Mild HI): Soticlestat 300 mgAUCinf: Area Under the Plasma Concentration-time Curve From Time 0 to Time of Infinity for Soticlestat1182 nanogram*hour per milliliter (ng•hr/mL)Geometric Coefficient of Variation 46.3
90% CI: [111.75, 801.17]
90% CI: [77.02, 220.26]
Primary

AUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat

Time frame: Day 1 pre-dose and at multiple time points (up to 144 hours) post-dose

Population: PK Analysis Set included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile (example, exposure to treatment, availability of measurements and absence of major protocol violations) and were included in the statistical analyses. Five of the same participants with normal hepatic function served as matched to moderate and mild HI arms.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
Severe HI: Soticlestat 300 mgAUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat2960 ng*hr/mL
Moderate HI: Soticlestat 300 mgAUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat5732 ng*hr/mLGeometric Coefficient of Variation 266.1
Mild HI: Soticlestat 300 mgAUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat1522 ng*hr/mLGeometric Coefficient of Variation 55.5
Normal Hepatic Function (Matched to Moderate HI): Soticlestat 300 mgAUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat1812 ng*hr/mLGeometric Coefficient of Variation 58.1
Normal Hepatic Function (Matched to Mild HI): Soticlestat 300 mgAUClast: Area Under the Plasma Concentration-time Curve From Time 0 to Time of the Last Quantifiable Concentration for Soticlestat1126 ng*hr/mLGeometric Coefficient of Variation 46.2
90% CI: [117.68, 849.97]
90% CI: [91.22, 200.57]
Primary

Cmax: Maximum Observed Plasma Concentration for Soticlestat

Time frame: Day 1 pre-dose and at multiple time points (up to 144 hours) post-dose

Population: Pharmacokinetic (PK) Analysis Set included all participants who complied sufficiently with the protocol and displayed an evaluable PK profile (example, exposure to treatment, availability of measurements and absence of major protocol violations) and were included in the statistical analyses. Five of the same participants with normal hepatic function served as matched to moderate and mild HI arms.

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
Severe HI: Soticlestat 300 mgCmax: Maximum Observed Plasma Concentration for Soticlestat3230 nanogram per milliliter (ng/mL)
Moderate HI: Soticlestat 300 mgCmax: Maximum Observed Plasma Concentration for Soticlestat3666 nanogram per milliliter (ng/mL)Geometric Coefficient of Variation 130.9
Mild HI: Soticlestat 300 mgCmax: Maximum Observed Plasma Concentration for Soticlestat1435 nanogram per milliliter (ng/mL)Geometric Coefficient of Variation 109.9
Normal Hepatic Function (Matched to Moderate HI): Soticlestat 300 mgCmax: Maximum Observed Plasma Concentration for Soticlestat1705 nanogram per milliliter (ng/mL)Geometric Coefficient of Variation 81.9
Normal Hepatic Function (Matched to Mild HI): Soticlestat 300 mgCmax: Maximum Observed Plasma Concentration for Soticlestat986.9 nanogram per milliliter (ng/mL)Geometric Coefficient of Variation 58
90% CI: [103.47, 446.45]
90% CI: [77.18, 273.98]
Secondary

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

An Adverse Event (AE) was 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 was defined as an AE that started or worsened at the time of or after dosing of study drug.

Time frame: From Day 1 up to 16 days after the last dose of study drug (up to Day 17)

Population: Safety analysis set included all participants who received the dose of soticlestat.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Severe HI: Soticlestat 300 mgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)1 Participants
Moderate HI: Soticlestat 300 mgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)1 Participants
Mild HI: Soticlestat 300 mgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)1 Participants
Normal Hepatic Function (Matched to Moderate HI): Soticlestat 300 mgNumber of Participants Reporting One or More Treatment-emergent Adverse Events (TEAEs)2 Participants

Source: ClinicalTrials.gov · Data processed: Feb 6, 2026