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Safety, Tolerability, Pharmacokinetics and Efficacy of EYP001a in Patients With Nonalcoholic Steatohepatitis (NASH)

A Phase 2a, Randomized, Double-Blind, Multicenter, Placebo-Controlled Study to Assess the Safety, Tolerability, Pharmacokinetics, and Efficacy of EYP001a in Patients With Nonalcoholic Steatohepatitis

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03812029
Enrollment
120
Registered
2019-01-22
Start date
2019-01-30
Completion date
2021-07-06
Last updated
2023-05-06

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

Conditions

Non-alcoholic Steatohepatitis

Keywords

EYP001 (vonafexor), Liver Diseases, Non-alcoholic Fatty Liver Disease, Non-alcoholic Steatohepatitis, NASH

Brief summary

The purpose of this study is to assess the effects of EYP001a (Vonafexor) with respect to safety, tolerability, pharmacokinetics and on markers of liver inflammation in patients with NASH

Detailed description

This is a 2-part, randomized, double-blind, multicenter, placebo-controlled study to evaluate the safety and efficacy of Vonafexor in patients with NASH who likely have stage F2 to F3 fibrosis at approximately 50 global clinical sites. Overall, approximately 114 eligible patients will be enrolled: 24 patients in Part A (Safety Run-in Cohort), followed by 90 patients in Part B. In Part A, 24 patients will be randomized on Day 1 to 1 of 4 parallel treatment groups: 100 mg Vonafexor twice daily (BID), 200 mg Vonafexor once daily (QD), 400 mg Vonafexor QD, or placebo BID. In Part B, 90 patients will be randomized on Day 1 to 1 of 3 parallel treatment groups: 100 mg Vonafexor QD, 200 mg Vonafexor QD, or placebo QD.

Interventions

Oral tablets

OTHERPlacebo

Oral tablets

Sponsors

Enyo Pharma
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Masking description

Triple (Participant, Care Provider, Investigator)

Intervention model description

Parallel assignment

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

* Written informed consent * Suspected diagnosis of NASH, evidenced by elevated alanine aminotransferase (ALT), liver stiffness compatible with F2 or F3 fibrosis and Liver Fat Content (LFC) ≥10% as measured by MRI * Women of childbearing potential and male patients with female partners must agree to use a dual method of contraception

Exclusion criteria

* Evidence of worsening liver injury * Previous diagnosis of other forms of non-NASH liver disease * Use of Vitamin E, glitazones, glucagon-like Peptide-1 receptor agonists, ursodeoxycholic acid, or obeticholic acid within 90 days prior to screening * History of cirrhosis or liver decompensation * Known history of alcohol abuse or daily heavy alcohol consumption * Pregnant or breastfeeding women * Type 1 diabetes mellitus and uncontrolled type 2 diabetes mellitus * Patients with contraindications to MRI imaging

Design outcomes

Primary

MeasureTime frameDescription
Analysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)12 weeksThe liver fat percentage was assessed by MRI-PDFF, which is an established method that enables the quantification of fat content in the liver; the value of liver fat is expressed in percentage and ranges from 0 to 100% with higher values representing higher liver fat level.

Secondary

MeasureTime frameDescription
Analysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)12 weeksThe liver fat percentage was assessed by MRI-PDFF, which is an established method that enables the quantification of fat content in the liver; the value of liver fat is expressed in percentage and ranges from 0 to 100% with higher values representing higher liver fat level.
Analysis of Change From Baseline in Corrected T1 (CT1)12 weeks
Analysis of Change From Baseline in Alanine Aminotransferase (ALT)12 weeks
Analysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)12 weeks
Analysis of Change From Baseline in Glomerular Filtration rate_Part B12 weeks
Analysis of Change From Baseline in Waist Circumference12 weeks
Analysis of Change From Baseline in Waist to Hip ratio_Part B12 weeks
Analysis of Change From Baseline in Glomerular Filtration rate_Part A12 weeksFor Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.
Analysis of Change From Baseline in Body Weight12 weeks

Countries

Belgium, France, Puerto Rico, United Kingdom, United States

Participant flow

Pre-assignment details

For Part A, data from the 3 vonafexor treatment groups were pooled and summarized. Due to the small number of subjects by treatment group in Part A, and as the Study EYP001 202 Part A Pharmacokinetic (PK) results between groups were found to be nonlinear with similar exposure for the vonafexor 200 mg once daily (QD) and vonafexor 400 mg QD groups, only the pooled vonafexor treatment group were compared with the placebo group.

Participants by arm

ArmCount
Placebo Part A
Oral dose twice daily for 12 weeks (84 days) Placebo: Oral tablets
7
Vonafexor Pooled Part A
Oral dose once or twice a day according to treatment arms for 12 weeks (84 days) Vonafexor: Oral tablets
17
Placebo Part B
Oral dose once daily for 12 weeks (84 days) Placebo: Oral tablets
32
Vonafexor 100 mg QD Part B
Oral dose once daily for 12 weeks (84 days) Vonafexor: Oral tablets
31
Vonafexor 200 mg QD Part B
Oral dose once daily for 12 weeks (84 days) Vonafexor: Oral tablets
33
Total120

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003FG004
Overall StudyAdverse Event09035
Overall StudyLost to Follow-up00003
Overall StudyProtocol Violation10010
Overall StudyStopping rules01000
Overall StudyWithdrawal by Subject10022

Baseline characteristics

CharacteristicPlacebo Part AVonafexor Pooled Part ATotalPlacebo Part BVonafexor 100 mg QD Part BVonafexor 200 mg QD Part B
Age, Continuous
Age Part A
48.7 years
STANDARD_DEVIATION 18.4
56.1 years
STANDARD_DEVIATION 8.9
54.0 years
STANDARD_DEVIATION 12.4
Age, Continuous
Age Part B
56.4 years
STANDARD_DEVIATION 12
57.3 years
STANDARD_DEVIATION 10.3
58.1 years
STANDARD_DEVIATION 13.7
54.0 years
STANDARD_DEVIATION 11.9
BMI
BMI Part A
39.3 kg/m^2
STANDARD_DEVIATION 10.2
38.8 kg/m^2
STANDARD_DEVIATION 9
38.9 kg/m^2
STANDARD_DEVIATION 9.1
BMI
BMI Part B
34.7 kg/m^2
STANDARD_DEVIATION 4.5
34.3 kg/m^2
STANDARD_DEVIATION 4.3
34.3 kg/m^2
STANDARD_DEVIATION 4.1
35.4 kg/m^2
STANDARD_DEVIATION 5.1
Ethnicity (NIH/OMB)
Hispanic or Latino
2 Participants5 Participants31 Participants6 Participants8 Participants10 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
5 Participants12 Participants89 Participants26 Participants23 Participants23 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Height
Height Part A
169.0 cm
STANDARD_DEVIATION 7.4
163.2 cm
STANDARD_DEVIATION 9.9
164.9 cm
STANDARD_DEVIATION 9.5
Height
Height Part B
167.3 cm
STANDARD_DEVIATION 9.4
168.1 cm
STANDARD_DEVIATION 9.8
167.1 cm
STANDARD_DEVIATION 8.5
166.8 cm
STANDARD_DEVIATION 10.1
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants1 Participants0 Participants0 Participants1 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants1 Participants7 Participants3 Participants2 Participants1 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants3 Participants0 Participants3 Participants0 Participants
Race (NIH/OMB)
White
7 Participants16 Participants109 Participants29 Participants26 Participants31 Participants
Sex: Female, Male
Female
2 Participants14 Participants69 Participants18 Participants14 Participants21 Participants
Sex: Female, Male
Male
5 Participants3 Participants51 Participants14 Participants17 Participants12 Participants
Waist circumference
Waist circumference Part A
128.9 cm
STANDARD_DEVIATION 31.5
116.1 cm
STANDARD_DEVIATION 16
119.8 cm
STANDARD_DEVIATION 21.7
Waist circumference
Waist circumference Part B
112.7 cm
STANDARD_DEVIATION 11.3
112.6 cm
STANDARD_DEVIATION 13
111.4 cm
STANDARD_DEVIATION 8.6
114.1 cm
STANDARD_DEVIATION 11.8
Weight
Weight Part A
112.4 kg
STANDARD_DEVIATION 32.6
103.4 kg
STANDARD_DEVIATION 25.4
106.0 kg
STANDARD_DEVIATION 27.3
Weight
Weight Part B
97.4 kg
STANDARD_DEVIATION 16.9
97.5 kg
STANDARD_DEVIATION 18.3
95.8 kg
STANDARD_DEVIATION 14
98.8 kg
STANDARD_DEVIATION 18.4

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
EG005
affected / at risk
EG006
affected / at risk
deaths
Total, all-cause mortality
0 / 70 / 60 / 50 / 60 / 320 / 310 / 33
other
Total, other adverse events
4 / 76 / 64 / 56 / 622 / 3225 / 3130 / 33
serious
Total, serious adverse events
0 / 70 / 60 / 50 / 61 / 321 / 312 / 33

Outcome results

Primary

Analysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)

The liver fat percentage was assessed by MRI-PDFF, which is an established method that enables the quantification of fat content in the liver; the value of liver fat is expressed in percentage and ranges from 0 to 100% with higher values representing higher liver fat level.

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The modified ITT (mITT) Population which was defined as patients from the ITT Population who have valid baseline and Week 12/Early Termination (ET) MRI-PDFF measurements of Liver Fat Content (LFC) has been used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-2.3 Percentage of liver fat change
Vonafexor 100 mg QD Part BAnalysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-6.3 Percentage of liver fat change
Vonafexor 200 mg QD Part BAnalysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-5.4 Percentage of liver fat change
Placebo Part AAnalysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)3.9 Percentage of liver fat change
Vonafexor Pooled Part AAnalysis of Absolute Change From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-4.7 Percentage of liver fat change
p-value: 0.0015ANCOVA
p-value: 0.0121ANCOVA
p-value: 0.0371ANCOVA
Secondary

Analysis of Change From Baseline in Alanine Aminotransferase (ALT)

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The ITT Population, defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint but for this endpoint 1 patient in Vonafexor 200 mg QD part B arm was excluded because he experienced a serious transaminase increase due to previously undiagnosed auto-immune hepatitis.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Alanine Aminotransferase (ALT)-11.7 U/L
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Alanine Aminotransferase (ALT)-16.3 U/L
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Alanine Aminotransferase (ALT)-7.5 U/L
Placebo Part AAnalysis of Change From Baseline in Alanine Aminotransferase (ALT)-4.1 U/L
Vonafexor Pooled Part AAnalysis of Change From Baseline in Alanine Aminotransferase (ALT)17.7 U/L
p-value: 0.09Mixed Models Analysis
p-value: 0.47Mixed Models Analysis
p-value: 0.14Mixed Models Analysis
Secondary

Analysis of Change From Baseline in Body Weight

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The Intent-to-Treat (ITT) Population, which was defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Body Weight-0.1 kg
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Body Weight-1.7 kg
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Body Weight-2.5 kg
Placebo Part AAnalysis of Change From Baseline in Body Weight1.2 kg
Vonafexor Pooled Part AAnalysis of Change From Baseline in Body Weight-2.2 kg
p-value: 0.017Mixed Models Analysis
p-value: 0.0006Mixed Models Analysis
p-value: 0.006Mixed Models Analysis
Secondary

Analysis of Change From Baseline in Corrected T1 (CT1)

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The modified ITT (mITT) Population which was defined as patients from the ITT Population who have valid baseline and Week 12/ET MRI-PDFF measurements of LFC has been used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Corrected T1 (CT1)-9.9 msec
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Corrected T1 (CT1)-80.2 msec
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Corrected T1 (CT1)-71.8 msec
Placebo Part AAnalysis of Change From Baseline in Corrected T1 (CT1)35.0 msec
Vonafexor Pooled Part AAnalysis of Change From Baseline in Corrected T1 (CT1)-58.2 msec
p-value: 0.001ANCOVA
p-value: 0.002ANCOVA
p-value: 0.018ANCOVA
Secondary

Analysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The Intent-to-Treat (ITT) Population, which was defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)-3.9 U/L
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)-40.6 U/L
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)-34.1 U/L
Placebo Part AAnalysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)3.7 U/L
Vonafexor Pooled Part AAnalysis of Change From Baseline in Gamma Glutamyltranspeptidase (GT)-25.2 U/L
p-value: <0.0001Mixed Models Analysis
p-value: <0.0001Mixed Models Analysis
p-value: 0.0002Mixed Models Analysis
Secondary

Analysis of Change From Baseline in Glomerular Filtration rate_Part A

For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.

Time frame: 12 weeks

ArmMeasureValue (GEOMETRIC_MEAN)Dispersion
Placebo Part BAnalysis of Change From Baseline in Glomerular Filtration rate_Part A-4 mL/min/1.73m^2Standard Deviation 18.4
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Glomerular Filtration rate_Part A-11.3 mL/min/1.73m^2Standard Deviation 12.5
Secondary

Analysis of Change From Baseline in Glomerular Filtration rate_Part B

Time frame: 12 weeks

Population: The Intent-to-Treat (ITT) Population, which was defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Glomerular Filtration rate_Part B-2.7 mL/min/1.73m2
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Glomerular Filtration rate_Part B6.2 mL/min/1.73m2
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Glomerular Filtration rate_Part B3.2 mL/min/1.73m2
p-value: 0.003Mixed Models Analysis
p-value: 0.04Mixed Models Analysis
Secondary

Analysis of Change From Baseline in Waist Circumference

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The Intent-to-Treat (ITT) Population, which was defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Change From Baseline in Waist Circumference0.1 cm
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Waist Circumference-1.2 cm
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Waist Circumference-2.2 cm
Placebo Part AAnalysis of Change From Baseline in Waist Circumference-1.8 cm
Vonafexor Pooled Part AAnalysis of Change From Baseline in Waist Circumference-2.9 cm
p-value: 0.16Mixed Models Analysis
p-value: 0.01Mixed Models Analysis
p-value: 0.57Mixed Models Analysis
Secondary

Analysis of Change From Baseline in Waist to Hip ratio_Part B

Time frame: 12 weeks

Population: The Intent-to-Treat (ITT) Population, which was defined as all patients who were randomized and administered at least 1 dose of study drug was used to analyse this endpoint.

ArmMeasureValue (MEDIAN)
Placebo Part BAnalysis of Change From Baseline in Waist to Hip ratio_Part B0.014 ratio
Vonafexor 100 mg QD Part BAnalysis of Change From Baseline in Waist to Hip ratio_Part B-0.017 ratio
Vonafexor 200 mg QD Part BAnalysis of Change From Baseline in Waist to Hip ratio_Part B-0.010 ratio
p-value: 0.0017Mixed Models Analysis
p-value: 0.0093Mixed Models Analysis
Secondary

Analysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)

The liver fat percentage was assessed by MRI-PDFF, which is an established method that enables the quantification of fat content in the liver; the value of liver fat is expressed in percentage and ranges from 0 to 100% with higher values representing higher liver fat level.

Time frame: 12 weeks

Population: For Part A, as per ICH, analysis were performed as defined in the SAP: data from the 3 vonafexor treatment groups were pooled and compared with the placebo group.~The modified ITT (mITT) Population which was defined as patients from the ITT Population who have valid baseline and Week 12/ET MRI-PDFF measurements of LFC has been used to analyse this endpoint.

ArmMeasureValue (LEAST_SQUARES_MEAN)
Placebo Part BAnalysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-10.5 Percent change
Vonafexor 100 mg QD Part BAnalysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-30.4 Percent change
Vonafexor 200 mg QD Part BAnalysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-25.3 Percent change
Placebo Part AAnalysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)11.7 Percent change
Vonafexor Pooled Part AAnalysis of Percent Change (Relative) From Baseline in Percentage of Fat in the Liver as Assessed by Magnetic Resonance Imaging - Proton Density Fat Fraction (MRI-PDFF)-25.0 Percent change
p-value: 0.0017ANCOVA
p-value: 0.018ANCOVA
p-value: 0.13ANCOVA

Source: ClinicalTrials.gov · Data processed: Feb 13, 2026