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A Study of BOS-580 in Obese Subjects at Risk for, or With Biopsy-confirmed, Nonalcoholic Steatohepatitis (NASH) With an Extension

Phase 2
Active, not recruiting
Conditions
Nonalcoholic Steatohepatitis (NASH)
Interventions
Drug: Efimosfermin
Drug: Placebo
Registration Number
NCT04880031
Lead Sponsor
Boston Pharmaceuticals
Brief Summary

This is a randomized, blinded, placebo-controlled study of Efimosfermin in obese participants at risk for, or with biopsy-confirmed, nonalcoholic steatohepatitis (NASH), with a single arm open-label extension. It includes Parts A, B, C and D.

Detailed Description

Not available

Recruitment & Eligibility

Status
ACTIVE_NOT_RECRUITING
Sex
All
Target Recruitment
231
Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Cohort A1: Efimosfermin Dose 1 or placebo (PBO)Efimosfermin-
Cohort A1: Efimosfermin Dose 1 or placebo (PBO)Placebo-
Cohort A2: Efimosfermin Dose 2 or PBOEfimosfermin-
Cohort A2: Efimosfermin Dose 2 or PBOPlacebo-
Cohort A3: Efimosfermin Dose 3 or PBOEfimosfermin-
Cohort A3: Efimosfermin Dose 3 or PBOPlacebo-
Cohort A4: Efimosfermin Dose 4 or PBOEfimosfermin-
Cohort A4: Efimosfermin Dose 4 or PBOPlacebo-
Cohort A5: Efimosfermin Dose 5 or PBOEfimosfermin-
Cohort A5: Efimosfermin Dose 5 or PBOPlacebo-
Part B: Efimosfermin Dose 1 or PBOEfimosfermin-
Part B: Efimosfermin Dose 1 or PBOPlacebo-
Part C: Efimosfermin Dose 1Efimosfermin-
Part D: Efimosfermin Dose 6 or PBOEfimosfermin-
Part D: Efimosfermin Dose 6 or PBOPlacebo-
Part D: Efimosfermin Dose 1 or PBOEfimosfermin-
Part D: Efimosfermin Dose 1 or PBOPlacebo-
Primary Outcome Measures
NameTimeMethod
Part A, Part B, Part C, and Part D: Number of participants with treatment-emergent adverse events (TEAEs) and treatment-emergent serious adverse events (TESAEs)Until End of study/Early Termination (Day 393)

The effects of Efimosfermin on safety and tolerability will be assessed.

Part A, Part B, Part C, and Part D: Changes from Baseline in systolic and diastolic blood pressure (BP)Baseline, Week 12 (Day 85, Part A), Week 24 (Day 169, Part B), Week 56 (Day 393, Part C), and Weeks 36 (Day 253), and 48 (Day 337) (Part D)

The effects of Efimosfermin on safety and tolerability will be assessed.

Part A, Part B, Part C, and Part D: Changes from Baseline in heart rateBaseline, Week 12 (Day 85, Part A), Week 24 (Day 169, Part B), Week 56 (Day 393, Part C), and Weeks 36 (Day 253), and 48 (Day 337) (Part D)

The effects of Efimosfermin on safety and tolerability will be assessed.

Part A, Part B, Part C, and Part D: Number of participants with Grade 3 and Grade 4 laboratory abnormalitiesBaseline, Week 12 (Day 85, Part A), Week 24 (Day 169, Part B), Week 56 (Day 393, Part C), and Weeks 36 (Day 253), and 48 (Day 337) (Part D)

The effects of Efimosfermin on safety and tolerability will be assessed.

Secondary Outcome Measures
NameTimeMethod
Part A only: Efimosfermin serum concentration on Day 8 of the first doseDay 8

The pharmacokinetics (PK) of Efimosfermin will be assessed.

Part A only: Efimosfermin serum concentration at the end of the dosing interval (Ctrough)Pre-dose at Days 15, 29, 43, 57, 71, 85 and 113 (End of study/Early termination) for bi-weekly schedule; pre-dose on Days 29, 57, 85 and 113 (End of study/Early termination) for the monthly schedule

The PK of Efimosfermin will be assessed.

Part B only: Efimosfermin serum concentration on Day 7Day 7

The PK of Efimosfermin will be assessed.

Part B and Part C: Efimosfermin serum concentration at the end of the dosing interval (Ctrough)Pre-dose at Days 29, 57, 85, 113, 141, 169, 225, 253, 281, 309, 316, 323, 330, 337, 365 and at Day 393 (End of study/Early Termination)

The PK of Efimosfermin will be assessed.

Part B and Part C: Area under the serum concentration-time curve (AUC) for Efimosfermin for one dosing interval at steady stateAt Days 121, 127, 134, 316, 323, 330 and pre-dose at Days 141 and 337

The PK of Efimosfermin will be assessed.

Trial Locations

Locations (46)

Central Research Associates

🇺🇸

Birmingham, Alabama, United States

Arizona Liver Health

🇺🇸

Tucson, Arizona, United States

Liver Institute PPLC

🇺🇸

Tucson, Arizona, United States

QLMC

🇺🇸

Tucson, Arizona, United States

Alliance Research Institute

🇺🇸

Canoga Park, California, United States

Ark Clinical Research

🇺🇸

Fountain Valley, California, United States

Fresno Clinical Research Center

🇺🇸

Fresno, California, United States

Catalina Research Institute

🇺🇸

Montclair, California, United States

Knowledge Research Center

🇺🇸

Orange, California, United States

FOMAT Medical Research

🇺🇸

Oxnard, California, United States

Inland Empire Clinical Trials

🇺🇸

Rialto, California, United States

Southwest General Healthcare Center

🇺🇸

Fort Myers, Florida, United States

Covenant Metabolic Specialists - Fort Myers

🇺🇸

Fort Myers, Florida, United States

Evolution Clinical Trials

🇺🇸

Hialeah Gardens, Florida, United States

Entrust Clinical Research Center

🇺🇸

Kendall, Florida, United States

Galenus Group

🇺🇸

Lehigh Acres, Florida, United States

Panex Clinical Research

🇺🇸

Miami Lakes, Florida, United States

G+C Research Group

🇺🇸

Miami, Florida, United States

Miami Clinical Research

🇺🇸

Miami, Florida, United States

Advanced Clinical Research

🇺🇸

Miami, Florida, United States

Admed Research

🇺🇸

Miami, Florida, United States

Century Research

🇺🇸

Miami, Florida, United States

Charter Research

🇺🇸

Orlando, Florida, United States

Progressive Medical Research

🇺🇸

Port Orange, Florida, United States

Covenant Metabolic Specialists - Sarasota

🇺🇸

Sarasota, Florida, United States

Tandem Clinical Research

🇺🇸

Marrero, Louisiana, United States

Kansas City Research Institute

🇺🇸

Kansas City, Missouri, United States

Coastal Research Institute, LLC

🇺🇸

Fayetteville, North Carolina, United States

Lillestol Research LLC

🇺🇸

Fargo, North Dakota, United States

Velocity Clinical Research

🇺🇸

East Greenwich, Rhode Island, United States

Accelemed Research

🇺🇸

Austin, Texas, United States

Pinnacle Clinical Research - Austin

🇺🇸

Austin, Texas, United States

Texas Liver Institute - Austin

🇺🇸

Austin, Texas, United States

Apex Mobile Clinical Research

🇺🇸

Bellaire, Texas, United States

South Texas Research Institute-Brownsville

🇺🇸

Brownsville, Texas, United States

South Texas Research Institute-Edinburg

🇺🇸

Edinburg, Texas, United States

Pinnacle Clinical Research - Georgetown

🇺🇸

Georgetown, Texas, United States

Houston Research Institute

🇺🇸

Houston, Texas, United States

LinQ Research, LLC

🇺🇸

Pearland, Texas, United States

Quality Research, Inc

🇺🇸

San Antonio, Texas, United States

American Research Corporation at Texas Liver Institute

🇺🇸

San Antonio, Texas, United States

Pinnacle Clinical Research - San Antonio

🇺🇸

San Antonio, Texas, United States

Velocity Clinical Research - Waco

🇺🇸

Waco, Texas, United States

Olympus Family Medicine

🇺🇸

Salt Lake City, Utah, United States

South Ogden Family Medicine

🇺🇸

South Ogden, Utah, United States

Liver Institute NorthWest

🇺🇸

Seattle, Washington, United States

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