
Study of Efficacy and Safety of Grazoprevir (MK-5172) + Elbasvir (MK-8742) With or Without Ribavirin...
Hepatitis C InfectionThis is an efficacy and safety study of grazoprevir (MK-5172) in combination with elbasvir (MK-8742) with or without ribavirin (RBV) in participants with chronic hepatitis C virus (HCV) genotype (GT) 1, 4, or 6 infections who have failed prior therapy with pegylated interferon and RBV. The primary study hypothesis is that in at least one of the study arms, the percentage of participants achieving sustained viral response 12 weeks after the end of all study treatment (SVR12) will be superior to 58%.

Safety and Efficacy of Sofosbuvir + Velpatasvir With or Without Ribavirin in Treatment-Naive Adults...
Hepatitis CThe primary objectives of this study are to evaluate the antiviral efficacy, safety, and tolerability of sofosbuvir (SOF) + velpatasvir (VEL; GS-5816) with or without ribavirin (RBV) in treatment-naive adults with chronic genotype (GT) 1, 2, 3, 4, 5, or 6 hepatitis C virus (HCV) infection.

Efficacy and Safety of Sofosbuvir Containing Regimens for the Treatment of Chronic HCV Infection...
Chronic Hepatitis CThe purpose of this study is to evaluate the antiviral efficacy, safety, tolerability of combination therapy with sofosbuvir (SOF) containing regimens for the treatment of chronic hepatitis C virus (HCV) infection.

A Multiple Ascending Dose Phase I Study of SB 9200 in Treatment Naïve Adults With Chronic Hepatitis...
Hepatitis C InfectionThe purpose of this study is to compare the safety and tolerability of ascending doses of SB 9200 given for up to 14 days to subjects with chronic Hepatitis C infection.

A Study to Evaluate the Efficacy and Safety of Three Experimental Drugs Compared With Telaprevir...
Chronic Hepatitis C InfectionThis is a study to evaluate the efficacy and safety of three experimental drugs compared with telaprevir (a licensed product) in people with hepatitis C virus infection who have not had treatment before.

Proof of Concept Study to Determine the Safety and Antiviral Effect of BZF961 With or Without Ritonavir...
Hepatitis CTo evaluate the antiviral activity of 3 days of BZF961. To determine safety and tolerability of BZF961 in HCV patients. To evaluate pharmacokinetics of BZF961 in HCV patients.

UNITY 1: A Study of an Investigational Treatment Regimen of Daclatasvir (DCV) + Asunaprevir (ASV)...
Hepatitis CTo demonstrate the effectiveness of DCV 3DAA fixed dose regimen in treatment naive and treatment experienced non-cirrhotic subjects

Rapid Hepatitis C Elimination Trial- A Pilot Study of Daclatasvir/Asunaprevir/BMS-791325 With or...
Hepatitis CThe purpose of this study is to determine whether treatment with Daclatasvir/Asunaprevir/BMS-791325, with or without ribavirin, for 8, 6, or 4 weeks is feasible for the treatment of genotype 1a chronic hepatitis C in patients without cirrhosis.

Alisporivir With RBV in Chronic Hepatitis C Genotype 2 and 3 Participants for Whom Interferon is...
Hepatitis CLiver DiseaseThe primary purpose of this study is to evaluate the pharmacodynamic (i.e. hepatitis C virus (HCV) viral load), pharmacokinetic and safety profiles between two treatment groups receiving different doses of DEB025 in combination with ribavirin (RBV) during the first 12 weeks treatment in chronic hepatitis C genotype (GT)-2 and GT-3 patients who had previously failed interferon therapy or were intolerant or unable to take interferon.

Boceprevir-based Therapy to Rescue HCV Genotype 1/HBV Infected Patients Refractory to Combination...
Hepatitis CChronicThe aim of this study is to explore the efficacy and safety of boceprevir -based triple therapy to rescue HCV genotype 1 (HCV GT1)/HBV dually infected patients refractory to previous peginterferon (PEG-IFN) plus ribavirin (RBV) combination therapy.