About this trial
This is a multi-center, randomized, two-part (Part A and Part B) study investigating the safety and efficacy of efimosfermin alfa in adult participants with compensated cirrhosis due to MASH. Participants who complete the treatment during Part A of the study and meet the inclusion criteria will have the option to enroll in Part B (open label) of the study.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Participants aged between 18 and 75 years at enrolment.
Participants with history or presence of at least two components of metabolic syndrome.
Liver biopsy consistent with cirrhosis (fibrosis stage 4).
Disqualifiers
Participants with other chronic liver diseases.
Participants with evidence or history of decompensated liver disease or hepatocellular carcinoma.
Participants with history of Type 1 diabetes mellitus; or major Type 2 diabetes mellitus complications.
History or evidence of chronic pancreatic disease; pancreatic injury or acute pancreatitis within 6 months before Screening.
Trial design
Parallel
Treatments tested in this trial
Efimosfermin alfa
DrugEfimosfermin alfa (subcutaneous injection) will be administered.
Placebo
DrugPlacebo (subcutaneous injection) will be administered.
Treatment groups
Trial outcomes
Primary outcomes
Part A: Proportion of participants achieving improvement in liver fibrosis by >=1 stage and no worsening of MASH
Participants experiencing improvement in liver fibrosis of \>=1 stage (based on MASH Clinical Research Network (CRN) fibrosis score) and no worsening of MASH (defined as no increase in nonalcoholic fatty liver disease activity score for ballooning, inflammation, or steatosis). MASH CRN fibrosis score ranges from 0 to 4, higher score indicates greater severity.
Secondary outcomes
Part A: Proportion of participants achieving change from Baseline in vibration-controlled transient elastography (VCTE)- liver stiffness measurement (LSM) and in enhanced liver fibrosis (ELF) score
VCTE-LSM is a non-invasive test that uses vibration-controlled transient elastography to measure the stiffness of the liver in kilopascal (kPa). ELF score (scale of 6.7 to 11.3 with higher scores indicative of increased fibrosis) is a blood-based noninvasive test used as a prognostic marker for disease progression.
Part A Change from Baseline in VCTE-LSM
VCTE-LSM is a non-invasive test that uses vibration-controlled transient elastography to measure the stiffness of the liver in kPa.
Part A: Proportion of participants with Treatment-Emergent Adverse Events (TEAEs) and TEAEs by severity
Part A: Proportion of participants with TEAEs leading to discontinuation and TEAEs leading to discontinuation by severity
Sponsors and contacts
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