GS-5885, GS-9451, Tegobuvir and Ribavirin (RBV) in Interferon Ineligible or Intolerant Subjects With Chronic Genotype 1a or 1b Hepatitis C Virus (HCV) Infection

NCT ID: NCT01434498

Last Updated: 2013-12-20

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

163 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-09-30

Study Completion Date

2013-01-31

Brief Summary

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This is a Phase 2 Randomized, Double-Blind, Placebo-Controlled Study of GS-5885, GS-9451, Tegobuvir and Ribavirin; GS-5885, GS-9451 and Tegobuvir; GS-5885, GS-9451 and Ribavirin in Interferon Ineligible or Intolerant Subjects with Chronic Genotype 1a or 1b HCV Infection.

Detailed Description

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Conditions

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Chronic Genotype 1a or 1b HCV Infection

Keywords

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Hepatitis C HCV Rapid Virologic Response Sustained Virologic Response Direct Acting Antiviral Combination Therapy Tegobuvir Treatment naïve HCV RNA Polymerase inhibitor Protease inhibitor Interferon intolerant Interferon ineligible GS-9190 GS-9451 GS-5885

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Arm 1

GS-5885, GS-9451, tegobuvir (GS-9190), and Copegus® for 24 weeks

Group Type ACTIVE_COMPARATOR

GS-5885 tablet

Intervention Type DRUG

GS-5885 tablet, 90 mg, QD

GS-9451 tablet

Intervention Type DRUG

GS-9451 tablet, 200 mg QD

tegobuvir capsule

Intervention Type DRUG

tegobuvir capsule, 30 mg BID

ribavirin tablet

Intervention Type DRUG

ribavirin tablet (weight based: 1000 mg/day \<75 kg; 1200 mg/day ≥ 75 kg) divided twice daily (BID)

Arm 2

GS-5885, GS-9451, tegobuvir (GS-9190), and a placebo matching ribavirin for 24 weeks

Group Type ACTIVE_COMPARATOR

GS-5885 tablet

Intervention Type DRUG

GS-5885 tablet, 90 mg, QD

GS-9451 tablet

Intervention Type DRUG

GS-9451 tablet, 200 mg QD

tegobuvir capsule

Intervention Type DRUG

tegobuvir capsule, 30 mg BID

placebo matching ribavirin tablet

Intervention Type DRUG

placebo matching ribavirin tablet, BID

Arm 3

GS-5885, GS-9451, a placebo matching tegobuvir, and Copegus® for 24 weeks

Group Type ACTIVE_COMPARATOR

GS-5885 tablet

Intervention Type DRUG

GS-5885 tablet, 90 mg, QD

GS-9451 tablet

Intervention Type DRUG

GS-9451 tablet, 200 mg QD

ribavirin tablet

Intervention Type DRUG

ribavirin tablet (weight based: 1000 mg/day \<75 kg; 1200 mg/day ≥ 75 kg) divided twice daily (BID)

placebo matching tegobuvir capsule

Intervention Type DEVICE

placebo matching tegobuvir capsule, BID

Interventions

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GS-5885 tablet

GS-5885 tablet, 90 mg, QD

Intervention Type DRUG

GS-9451 tablet

GS-9451 tablet, 200 mg QD

Intervention Type DRUG

tegobuvir capsule

tegobuvir capsule, 30 mg BID

Intervention Type DRUG

ribavirin tablet

ribavirin tablet (weight based: 1000 mg/day \<75 kg; 1200 mg/day ≥ 75 kg) divided twice daily (BID)

Intervention Type DRUG

placebo matching ribavirin tablet

placebo matching ribavirin tablet, BID

Intervention Type DRUG

placebo matching tegobuvir capsule

placebo matching tegobuvir capsule, BID

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Adult subjects 18 and older with chronic HCV infection
* Liver biopsy results (performed no more than 3 years prior to Screening) indicating the absence of cirrhosis
* Monoinfection with HCV genotype 1a or 1b
* Interferon ineligible or intolerant
* Body mass index (BMI) between 18 and 40 kg/m2
* Use of highly effective contraception methods if female of childbearing potential or sexually active male
* Screening laboratory values within defined thresholds
* Has not been exposed to any investigational drug or device within 30 days of the Screening visit
* Able to comply with the dosing instructions for study drug administration and able to complete the study schedule of assessments

Exclusion Criteria

* Prior treatment of HCV with any direct-acting antiviral (whether approved or experimental)
* Decompensated liver disease or cirrhosis
* Co-infection with human immunodeficiency virus (HIV), hepatitis B virus (HBV), or another HCV genotype
* History of difficulty with blood collection and/or poor venous access
* Pregnant or nursing female or male with pregnant female partner
* Chronic liver disease of a non-HCV etiology
* Suspicion of hepatocellular carcinoma
* Clinically-relevant drug abuse
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Gilead Sciences

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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John McNally, PhD

Role: STUDY_DIRECTOR

Gilead Sciences

Locations

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California Liver Institute

Beverly Hills, California, United States

Site Status

SCTI Research Foundation Liver Center

Coronado, California, United States

Site Status

Scripps Clinic

La Jolla, California, United States

Site Status

University of California, San Diego

La Jolla, California, United States

Site Status

Kaiser Permanente Medical Center

Los Angeles, California, United States

Site Status

Lightsource Medical

Los Angeles, California, United States

Site Status

Medical Associates Research Group, Inc.

San Diego, California, United States

Site Status

Kaiser Permanente

San Diego, California, United States

Site Status

California Pacific Medical Center

San Francisco, California, United States

Site Status

University of Colorado

Aurora, Colorado, United States

Site Status

University of Miami, Center for Liver Diseases

Miami, Florida, United States

Site Status

Orlando Immunology Center (ACH)

Orlando, Florida, United States

Site Status

Gastrointestinal Specialists of Georgia, PC

Marietta, Georgia, United States

Site Status

Indianapolis Gastroenterology Research Foundation

Indianapolis, Indiana, United States

Site Status

University of Kansas Medical Center

Kansas City, Kansas, United States

Site Status

Johns Hopkins University

Lutherville, Maryland, United States

Site Status

Massachusetts General Hospital

Boston, Massachusetts, United States

Site Status

Beth Israel Deconess Medical Center

Boston, Massachusetts, United States

Site Status

The Research Institute

Springfield, Massachusetts, United States

Site Status

Henry Ford Health System

Novi, Michigan, United States

Site Status

Saint Michael's Medical Center

Newark, New Jersey, United States

Site Status

Weill Cornell Medical College

New York, New York, United States

Site Status

Asheville Gastroenterology Associates, P.A.

Asheville, North Carolina, United States

Site Status

University of North Carolina at Chapel Hill

Chapel Hill, North Carolina, United States

Site Status

University of Pennsylvania

Philadelphia, Pennsylvania, United States

Site Status

Thomas Jefferson University Hospital

Philadelphia, Pennsylvania, United States

Site Status

University Gastroenterology

Providence, Rhode Island, United States

Site Status

Gastro One

Germantown, Tennessee, United States

Site Status

The North Texas Research Institute

Arlington, Texas, United States

Site Status

The University of Texas Medical Branch

Galveston, Texas, United States

Site Status

The University of Texas Health Sciences Center at Houston

Houston, Texas, United States

Site Status

Alamo Medical Research

San Antonio, Texas, United States

Site Status

Inova Fairfax Hospital Center for Liver Diseases

Falls Church, Virginia, United States

Site Status

Bon Secours St. Mary's Hospital of Richmond, Inc.

Newport News, Virginia, United States

Site Status

Digestive and Liver Disease Specialists

Norfolk, Virginia, United States

Site Status

Virginia Mason Medical Center

Seattle, Washington, United States

Site Status

University of Calgary

Calgary, Alberta, Canada

Site Status

University Of Alberta Hospital

Edmonton, Alberta, Canada

Site Status

University of Alberta

Edmonton, Alberta, Canada

Site Status

Gordon & Leslie Diamond Health Care Centre

Vancouver, British Columbia, Canada

Site Status

University of British Columbia

Vancouver, British Columbia, Canada

Site Status

GIRI GI Research Institute

Vancouver, British Columbia, Canada

Site Status

University of Manitoba

Winnipeg, Manitoba, Canada

Site Status

London Health Sciences Centre

London, Ontario, Canada

Site Status

The Ottawa Hospital

Ottawa, Ontario, Canada

Site Status

Toronto General Hospital, University Health Network

Toronto, Ontario, Canada

Site Status

Toronto General Hospital, University Health Network

Toronto, Ontario, Canada

Site Status

Toronto Western Hospital

Toronto, Ontario, Canada

Site Status

Hospital Saint-Luc DU CHUM

Montreal, Quebec, Canada

Site Status

Clinical Research Puerto Rico Inc

San Juan, , Puerto Rico

Site Status

Countries

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United States Canada Puerto Rico

Other Identifiers

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GS-US-248-0132

Identifier Type: -

Identifier Source: org_study_id