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A Precision Medicine Approach Using Gene Silencing to Treat a Chronic Liver Disease Called Metabolic Dysfunction-Associated Steatohepatitis (MASH) in Adult Participants at Increased Genetic Risk for This Condition

Phase 2
Recruiting
Conditions
Metabolic Dysfunction-associated Steatohepatitis (MASH)
Interventions
Drug: Placebo
Registration Number
NCT05519475
Lead Sponsor
Regeneron Pharmaceuticals
Brief Summary

This study is researching an investigational drug, ALN-HSD called "study drug". This study is focused on participants who are known to have metabolic dysfunction-associated steatohepatitis (MASH). MASH is a form of metabolic dysfunction-associated steatotic liver disease (MASLD). MASH occurs when fat builds up in liver cells, damaging them, and making the liver inflamed and stiff from fibrosis (scar tissue). MASH can progress to cirrhosis (long term scarring) and liver failure (when the liver cannot perform its job). The aim of the study is to see the effect of the study drug on lessening liver scarring side effects related to MASH.

The study is looking at several other research questions, including:

* How ALN-HSD works to improve liver function and lessen MASH-related inflammation in the liver

* What side effects may happen from receiving the study drug

* How much study drug and study drug metabolites (byproduct of the body breaking down the study drug) are in the blood at different times

* Better understanding of the study drug and MASH

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
90
Inclusion Criteria
  1. Adult male or female ≥18 years (or country's legal age of adulthood)
  2. A diagnosis of MASH with fibrosis (F) stage 2 or 3, according to the NASH-Clinical Research Network (CRN)
  3. NAS score ≥3, as defined in the protocol
  4. Meets genotype criteria for study enrollment, as defined in the protocol
  5. Has protocol defined FibroScan®-AST (FAST) score at screening or within approximately 12 weeks of screening

Key

Exclusion Criteria
  1. Evidence of other forms of known chronic liver disease, as defined in the protocol
  2. Known history of alcohol or other substance abuse within the last year or at any time during screening, as defined in the protocol
  3. History of Type 1 diabetes
  4. Bariatric surgery within approximately 5 years prior to or planned during the study period
  5. Prior exposure to any investigational drug targeting HSD17B13 or patatin-like phospholipase domain containing 3 (PNPLA3) (eg, ALN-HSD, ARO-HSD, ALN-PNP, AZD2693)

Note: Other protocol-defined Inclusion/Exclusion Criteria apply

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboPlaceboRandomized 1:1
ALN-HSDALN-HSDRandomized 1:1
Primary Outcome Measures
NameTimeMethod
Change in qFibrosisBaseline to week 52

Change in the continuous quantitative liver fibrosis (qFibrosis) score measured by second harmonic generation/two-photon excitation microscopy

Secondary Outcome Measures
NameTimeMethod
Improvement of non-alcoholic steatohepatitis clinical research network (NASH-CRN) fibrosis (F) stage by ≥1 stage without worsening of MASH on liver biopsyBaseline to week 52
Resolution of MASH with no worsening of NASH-CRN fibrosis on liver biopsyBaseline to week 52

Resolution of MASH (steatohepatitis) is defined as absent fatty liver disease or isolated or simple steatosis without steatohepatitis and a non-alcoholic fatty liver disease activity score (NAS) score of 0-1 for inflammation, 0 for ballooning, and any value for steatosis

Change in serum alanine aminotransferase (ALT)Baseline to week 52
Change in serum aspartate aminotransferase (AST)Baseline to week 52
Change in enhanced liver fibrosis (ELF)Baseline to week 52
Change in N-terminal type III collagen propeptide (PRO-C3)Baseline to week 52
Change in NIS4, a non-invasive fibrosis biomarker of NASHBaseline to week 52
Change in Fibrosis-4 (FIB-4)Baseline to week 52
Change in hepatic hydroxysteroid 17β dehydrogenase 13 (HSD17B13) transcript levelBaseline to week 52
Incidence of progression in qFibrosis on liver biopsyBaseline to week 52
Incidence of treatment-emergent adverse events (TEAEs)Baseline to week 84
Severity of treatment-emergent adverse events (TEAEs)Baseline to week 84

Trial Locations

Locations (65)

GI Associates

🇺🇸

Flowood, Mississippi, United States

Geisinger Medical Center

🇺🇸

Danville, Pennsylvania, United States

JCHO Hokkaido Hospital

🇯🇵

Sapporo, Hokkaido, Japan

Arizona Liver Health

🇺🇸

Chandler, Arizona, United States

The Institute for Liver Health II LLC DBA Arizona Clinical Trials - Flagstaff

🇺🇸

Flagstaff, Arizona, United States

The Institute for Liver Health II LLC DBA Arizona Liver Health - Peoria

🇺🇸

Peoria, Arizona, United States

Adobe Clinical Research

🇺🇸

Tucson, Arizona, United States

Arizona Liver Health - Tucson

🇺🇸

Tucson, Arizona, United States

Del Sol Research Management, LLC

🇺🇸

Tucson, Arizona, United States

San Fernando Valley Health Institute

🇺🇸

Canoga Park, California, United States

Velocity Clinical Research

🇺🇸

Gardena, California, United States

Southern California Research Center

🇺🇸

Coronado, California, United States

Ark Clinical Research - Fountain Valley

🇺🇸

Fountain Valley, California, United States

Velocity Clinical Research - Huntington Park

🇺🇸

Huntington Park, California, United States

Ark Clinical Research - Long Beach

🇺🇸

Long Beach, California, United States

Velocity Clinical Research - Westlake

🇺🇸

Los Angeles, California, United States

Clinnova Research Solutions

🇺🇸

Orange, California, United States

National Research Institute

🇺🇸

Panorama City, California, United States

California Liver Research Institute

🇺🇸

Pasadena, California, United States

Cadena Care Inst.

🇺🇸

Poway, California, United States

Inland Empire Liver Foundation

🇺🇸

Rialto, California, United States

Precision Research Institute - San Diego

🇺🇸

San Diego, California, United States

University of Colorado Anschutz Medical Campus

🇺🇸

Aurora, Colorado, United States

Synergy Healthcare, LLC

🇺🇸

Bradenton, Florida, United States

Evolution Clinical Trials

🇺🇸

Hialeah Gardens, Florida, United States

Miami Clinical Research Center

🇺🇸

Miami, Florida, United States

IMIC, Inc

🇺🇸

Miami, Florida, United States

Genoma Research Group, Inc.

🇺🇸

Miami, Florida, United States

US Associates in Research, LLC

🇺🇸

Miami, Florida, United States

Med Research of Florida, LLC

🇺🇸

Miami, Florida, United States

Indiana University School of Medicine

🇺🇸

Indianapolis, Indiana, United States

Deaconess Clinic - GI Specialty Center

🇺🇸

Newburgh, Indiana, United States

Tandem Clinical Research

🇺🇸

Metairie, Louisiana, United States

Mercy Medical Center

🇺🇸

Baltimore, Maryland, United States

Washington University School of Medicine

🇺🇸

Saint Louis, Missouri, United States

Columbia University Irving Medical Center

🇺🇸

New York, New York, United States

Penn State Health Milton S. Hershey Medical Center

🇺🇸

Hershey, Pennsylvania, United States

University of Pennsylvania - Perelman Center for Advanced Medicine

🇺🇸

Philadelphia, Pennsylvania, United States

IMA Clinical Research Austin

🇺🇸

Austin, Texas, United States

American Research Corporation

🇺🇸

Austin, Texas, United States

Pinnacle Clinical Research - Austin

🇺🇸

Austin, Texas, United States

South Texas Research Institute (STRI) - Brownsville

🇺🇸

Brownsville, Texas, United States

Velocity Clinical Research - Austin

🇺🇸

Cedar Park, Texas, United States

Methodist Dallas Medical Center

🇺🇸

Dallas, Texas, United States

South Texas Research Institute (STRI) - Edinburg

🇺🇸

Edinburg, Texas, United States

GI Alliance Research

🇺🇸

Fort Worth, Texas, United States

Allure Health at Mt. Olympus Medical Research

🇺🇸

Friendswood, Texas, United States

Advanced Medical Trials

🇺🇸

Georgetown, Texas, United States

Pioneer Research Solutions, Inc.

🇺🇸

Houston, Texas, United States

R & H Clinical Research, Inc.

🇺🇸

Katy, Texas, United States

Great Lakes Research Institute

🇺🇸

Pharr, Texas, United States

American Research Corporation at The Texas Liver Institute

🇺🇸

San Antonio, Texas, United States

Pinnacle Clinical Research - San Antonio

🇺🇸

San Antonio, Texas, United States

R & H Clinical Research

🇺🇸

Stafford, Texas, United States

University of Virginia Medical Center

🇺🇸

Charlottesville, Virginia, United States

Richmond Va Medical Center

🇺🇸

Richmond, Virginia, United States

Seoul National University Bundang Hospital

🇰🇷

Seongnam-si, Gyeonggi-do, Korea, Republic of

Pusan National University Hospital

🇰🇷

Busan, Korea, Republic of

Kyungpook National University Hospital

🇰🇷

Daegu, Korea, Republic of

Keimyung University Dongsan Hospital

🇰🇷

Daegu, Korea, Republic of

Hanyang University Seoul Hospital

🇰🇷

Seoul, Korea, Republic of

Isis Clinical Research Center

🇵🇷

Guaynabo, Puerto Rico

Klinical Investigations

🇵🇷

San Juan, Puerto Rico

Latin Clinical Trial Center

🇵🇷

San Juan, Puerto Rico

Fundacion de Investigacion (FDI) Clinical Research

🇵🇷

San Juan, Puerto Rico

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