Status:

COMPLETED

GS-5885, GS-9451, Tegobuvir and Ribovirin in Treatment-Experienced Subjects With Chronic Genotype 1a Or 1b Hepatitis C Virus (HCV) Infection

Lead Sponsor:

Gilead Sciences

Conditions:

Hepatitis C, Chronic

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

This is a Phase 2 Randomized, Double-Blind, Placebo-Controlled Study of GS-5885, GS-9451, Tegobuvir and Ribavirin (RBV) Compared with GS-5885, GS-9451 with Tegobuvir or RBV in Treatment-Experienced Su...

Eligibility Criteria

Inclusion

  • Age ≥18 years with chronic HCV infection
  • Liver biopsy results ≤ 3 years prior to screening indicating the absence of cirrhosis. Alternatively, a non-invasive procedure conducted within 6 months of screening is permitted in countries where allowed
  • Monoinfection with HCV genotype (GT) 1a or 1b
  • HCV RNA ≥ 104 IU/mL at screening
  • Prior treatment and adherence with one course of pegylated interferon alfa and RBV
  • The subject's medical records must include sufficient detail of prior treatment with pegylated interferon alfa and RBV (start/stop dates and viral response) to allow for categorization of prior response as either null, partial, breakthrough or relapse.
  • Body mass index (BMI) 18-40 kg/m2 inclusive
  • Screening ECG without clinically significant abnormalities and with QTcF interval (QT corrected using Fridericia's formula)
  • ≤ 450 msec for males and ≤ 470 msec for females.
  • Agree to use two forms of highly effective contraception for the duration of the study and for 7 months after the last dose of study medication. Females of childbearing potential must have a negative pregnancy test at screening and baseline.

Exclusion

  • Discontinuation of prior treatment with pegylated interferon alfa and RBV due to an adverse event, toxicity reasons or were lost to follow-up
  • History of significant cardiac disease
  • Exceed criteria delineated in Section 4.2 for laboratory measure thresholds related to leukopenia, neutropenia, anemia, thrombocytopenia, and thyroid stimulating hormone (TSH).
  • Diagnosis of autoimmune disease, decompensated liver disease, poorly controlled diabetes mellitus, significant psychiatric illness, severe chronic obstructive pulmonary disease (COPD), HIV, hepatitis B virus (HBV), hepatocellular carcinoma or other malignancy (with exception of certain resolved skin cancers), hemoglobinopathy, retinal disease, or are immunosuppressed.
  • Current abuse of amphetamines, cocaine, opiates, or alcohol. Methadone use is not allowed, however stable buprenorphine maintenance treatment for ≥ 6 months is permitted.

Key Trial Info

Start Date :

September 1 2011

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2013

Estimated Enrollment :

170 Patients enrolled

Trial Details

Trial ID

NCT01435226

Start Date

September 1 2011

End Date

July 1 2013

Last Update

December 17 2013

Active Locations (51)

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Page 1 of 13 (51 locations)

1

University of Arizona

Tucson, Arizona, United States, 85724

2

Advanced Clinical Research Institute, LLC

Anaheim, California, United States, 92801

3

California Liver Institute

Beverly Hills, California, United States, 90211

4

SCTI Research Foundation Liver Center

Coronado, California, United States, 92118