A Study of Safety and Efficacy of Vaniprevir Administered With Pegylated-Interferon and Ribavirin in Japanese Participants With Chronic Hepatitis C Infection (7009-016)
PHASE2
The study evaluates safety and efficacy of vaniprevir (MK7009), when admini...
A Study of Response-Guided Duration of Combination Therapy With GS-9190, GS-9256, Pegasys® and Copegus® in Previously Untreated Subjects With Genotype 1 Chronic Hepatitis C
PHASE2
This phase 2b study will evaluate the efficacy and safety of 16 and 24 week...
A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Combination With COPEGUS (Ribavirin) in Interferon-Naive Patients With Chronic Hepatitis C Infection (CHC).
PHASE4
The effects of treatment with different doses of PEGASYS in combination wit...