Last reviewed · How we verify

Placebo to vaniprevir

Merck Sharp & Dohme LLC · Phase 3 active Small molecule

Vaniprevir is a protease inhibitor that targets the hepatitis C virus.

Vaniprevir is a protease inhibitor that targets the hepatitis C virus. Used for Chronic hepatitis C, Genotype 1 hepatitis C.

At a glance

Generic namePlacebo to vaniprevir
SponsorMerck Sharp & Dohme LLC
Drug classProtease inhibitor
TargetNS3/4A protease
ModalitySmall molecule
Therapeutic areaInfectious Diseases
PhasePhase 3

Mechanism of action

Vaniprevir works by binding to the NS3/4A protease of the hepatitis C virus, preventing the virus from replicating. This leads to a reduction in viral load and an improvement in liver function.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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