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A Study of Telaprevir (VX-950), Pegasys and Copegus in Hepatitis C

Information source: Vertex Pharmaceuticals Incorporated
Information obtained from ClinicalTrials.gov on June 20, 2008
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Hepatitis C

Intervention: Telaprevir (Drug); Ribavirin (Drug); Peg-interferon Alfa-2a (Drug)

Phase: Phase 2

Status: Active, not recruiting

Sponsored by: Vertex Pharmaceuticals Incorporated

Official(s) and/or principal investigator(s):
Medical Monitor, Study Director, Affiliation: Vertex Pharmaceuticals Incorporated

Summary

The PROVE3 trial is a partially double blinded, randomized, Phase 2 research study of an investigational drug, Telaprevir (VX-950) or Placebo, with peginterferon alfa-2a (Pegasys®), and ribavirin (Copegus®) in people with genotype 1 hepatitis C who have not achieved a Sustained Viral Response (SVR) with a previous treatment of interferon therapy.

Clinical Details

Official title: A Phase 2 Study of Telaprevir (VX-950) in Combination With Peginterferon Alfa-2a (Pegasys®), and Ribavirin (Copegus®) in Subjects With Genotype 1 Hepatitis C Who Have Not Achieved Sustained Viral Response With a Prior Course of Interferon Based Therapy

Study design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Placebo Control, Parallel Assignment, Safety/Efficacy Study

Primary outcome: Undetectable HCV RNA

Secondary outcome:

Undetectable HCV RNA

Undetectable HCV RNA

Adverse events and clinical laboratory assessments, including ALT and other liver function tests.

Genotypic and phenotypic analyses of the NS3•4A HCV region.

Pharmacokinetic assessments of telaprevir, Peg-IFN-a-2a, and RBV.

Eligibility

Minimum age: 18 Years. Maximum age: 70 Years. Gender(s): Both.

Criteria:

Inclusion Criteria:

- Males and females between 18 and 70 years old

- Detectable plasma HCV RNA > or = 10,000 IU/mL

- Must have chronic hepatitis C (genotype 1) and have already received at least one

prior course of peginterferon with ribavirin

- Can not also be infected with HIV (AIDS) or hepatitis B

- Must be judged to be in general good health and able to receive Pegasys® and

Copegus®.

- No drug or alcohol abuse in the last year

- Must agree to use two effective methods of birth control during the study and for 6

months after you stop taking study medication. One of the methods needs to be a 'barrier' method (condom or diaphragm)

- If you are a woman, you can not be in this study if you are pregnant or nursing.

Exclusion Criteria:

- Participation in any clinical trial of a HCV protease inhibitor of any duration.

- Prior response to therapy and failure to achieve SVR which was due to treatment

non-compliance

- Any other cause of significant liver disease in addition to hepatitis C; this may

include but is not limited to, hepatitis B, drug or alcohol-related cirrhosis, autoimmune hepatitis, hemochromatosis, Wilson's disease, nonalcoholic steatohepatitis, or primary biliary cirrhosis.

- Diagnosed or suspected hepatocellular carcinoma.

- History of or current evidence of decompensated liver disease.

- Participation in any clinical trial of an investigational drug within 90 days before

drug administration or participation in more than 2 drug studies in the last 12 months (exclusive of the current study).

Locations and Contacts

University Clinic Frankfurt, Department of Internal Medicine, Frankfurt, Germany

Universitatsmedizin Berlin, Berlin, Germany

Leiden University Medical Center, Leiden, Netherlands

Academic Medical Center, Amsterdam, Netherlands

Erasmus MC University Medical Center, Rotterdam, Netherlands

Santurce, Puerto Rico

Birmingham Gastroenterology Associates, Birmingham, Alabama, United States

University of Calgary Medical Clinic - Health Science Centre, Calgary, Alberta T2N 4N1, Canada

Edmonton, Alberta, Canada

BC Hepatitis Program, Vancouver, British Columbia, Canada

Kaiser Permanente Hepatology Research, San Diego, California, United States

USC, Los Angeles, California, United States

University of California San Francisco, San Francisco, California, United States

Cedars-Sinai Medical Center, Los Angeles, California 90048, United States

University of California, San Diego, San Diego, California, United States

University of Colorado Health Sciences Center, Denver, Colorado, United States

Englewood, Colorado, United States

University of Florida, Gainesville, Florida, United States

Miami, Florida, United States

Borland-Groover Clinic, Jacksonville, Florida, United States

Bardenton, Florida, United States

University Hepatitis Center at Bach & Godofsky, Sarasota, Florida, United States

Mayo Clinic Jacksonville, Jacksonville, Florida, United States

Atlanta, Georgia, United States

Chicago, Illinois, United States

Indianapolis, Indiana, United States

Gulf Coast Research, LLC, Baton Rouge, Louisiana, United States

Virology Treatment Center, Maine Medical Center, Portland, Maine, United States

Winnipeg, Manitoba, Canada

Johns Hopkins University, Baltimore, Maryland, United States

Beth Isreal Deaconess Medical Center, Boston, Massachusetts, United States

Henry Ford Hospital, Detroit, Michigan, United States

Saint Louis University, St Louis, Missouri, United States

Omaha, Nebraska, United States

Albuquerque, New Mexico, United States

New York, New York, United States

North Shore University Hospital, Manhasset, New York, United States

Durham, North Carolina, United States

University Internal Medicine Associates, Inc., Cincinnati, Ohio, United States

Cleveland Clinic, Cleveland, Ohio, United States

Toronto Western Hospital, Toronto, Ontario, Canada

Toronto, Ontario, Canada

Hershey, Pennsylvania, United States

Pittsburgh, Pennsylvania, United States

Columbia Gastroenterology Associates, PA, Columbia, South Carolina, United States

Memphis Gastroenterology Group, Germantown, Tennessee, United States

Alamo Medical Research, San Antonio, Texas, United States

Advanced Liver Therapies, Houston, Texas, United States

Liver Institute at Methodist Dallas, Dallas, Texas, United States

Metropolitan Research, Fairfax, Virginia, United States

Richmond, Virginia, United States

Annandale, Virginia, United States

Seattle, Washington, United States

Additional Information

Starting date: January 2007
Ending date: May 2009
Last updated: January 16, 2008

Page last updated: June 20, 2008

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