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Experimental HCV Drugs

Achillion Finds Promising New HCV NS5A Inhibitor Candidate

Achillion Pharmaceuticals recently announced that it has selected a second-generation hepatitis C virus (HCV) NS5A inhibitor for development, designated ACH-3102. NS5A inhibitors are among the direct-acting antiviral agents that have begun to revolutionize hepatitis C treatment. The function of the HCV NS5A protein is not fully understood, but it appears to both play a role in viral replication and influence host response.alt

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Vertex to Test 12-Week Telaprevir for People with Favorable IL28B Gene Pattern

Vertex Pharmaceuticals this week announced the initiation of a new Phase 3b clinical trial (CONCISE) to test whether the recently approved hepatitis C virus (HCV) protease inhibitor telaprevir (Incivek) plus pegylated interferon/ribavirin can cure treatment-naive patients and prior relapsers with the favorable IL28B CC gene pattern in just 12 weeks.alt

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Telaprevir (Incivo) for Chronic Hepatitis C Approved in Europe

The European Commission last week approved the hepatitis C virus (HCV) protease inhibitor telaprevir for treatment of genotype 1 chronic hepatitis C in both previously untreated people and prior non-responders to interferon-based therapy.alt

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HCV Polymerase Inhibitor Setrobuvir Looks Safe and Effective in Interim Analysis

The investigational hepatitis C virus (HCV) polymerase inhibitor setrobuvir (ANA598) has demonstrated good efficacy to date in an ongoing Phase 2b trial, producing viral suppression in more than three-quarters of prior non-responders and relapsers. About 70% of treatment-naive patients were eligible for short-duration treatment based on early virological response.alt

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Pharmasset Starts Trial of PSI-7977 and PSI-938 Oral Regimens for All HCV Genotypes

Pharmasset last week announced the initiation of a new Phase 2b clinical trial that will test the company's investigational nucleotide HCV polymerase inhibitors, PSI-7977 and PSI-938, in various interferon-sparing oral regimens with or without ribavirin.alt

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