Last reviewed · How we verify
Placebo to vaniprevir — Competitive Intelligence Brief
phase 3
Protease inhibitor
NS3/4A protease
Infectious Diseases
Small molecule
Live · refreshed every 30 min
Target snapshot
Placebo to vaniprevir (Placebo to vaniprevir) — Merck Sharp & Dohme LLC. Vaniprevir is a protease inhibitor that targets the hepatitis C virus.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Placebo to vaniprevir TARGET | Placebo to vaniprevir | Merck Sharp & Dohme LLC | phase 3 | Protease inhibitor | NS3/4A protease | |
| Grazaoprevir/Elbasavir | Grazaoprevir/Elbasavir | The HIV Netherlands Australia Thailand Research Collaboration | marketed | Direct-acting antiviral (DAA) combination | HCV NS3/4A protease and NS5A protein | |
| paritaprevir/ritonavir/ombitasvir + dasabuvir +/- ribavirin | paritaprevir/ritonavir/ombitasvir + dasabuvir +/- ribavirin | American Research Corporation | marketed | HCV protease inhibitor / NS5A inhibitor / polymerase inhibitor combination | HCV NS3/4A protease, NS5A protein, NS5B polymerase | |
| Simeprevir + Sofosbuvir | Simeprevir + Sofosbuvir | Federal University of São Paulo | marketed | Antiviral combination (protease inhibitor + nucleotide polymerase inhibitor) | HCV NS3/4A protease and HCV NS5B RNA-dependent RNA polymerase | |
| ABT450r-ABT267-ABT333 +/- Ribavirin | ABT450r-ABT267-ABT333 +/- Ribavirin | Ottawa Hospital Research Institute | marketed | Direct-acting antiviral (DAA) combination | HCV NS3/4A protease, NS5A protein, NS5B polymerase | |
| Sofosbuvir + Simeprevir | Sofosbuvir + Simeprevir | University of California, San Francisco | marketed | Antiviral combination (nucleotide polymerase inhibitor + protease inhibitor) | HCV NS5B polymerase and NS3/4A protease | |
| Post-transplant Grazoprevir and Elbasvir | Post-transplant Grazoprevir and Elbasvir | University of Maryland, Baltimore | marketed | Direct-acting antiviral (DAA) combination | HCV NS3/4A protease and NS5A protein |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Protease inhibitor class)
- Pfizer · 4 drugs in this class
- French National Agency for Research on AIDS and Viral Hepatitis · 4 drugs in this class
- Merck Sharp & Dohme LLC · 2 drugs in this class
- Christopher J. McLeod · 1 drug in this class
- Hoffmann-La Roche · 1 drug in this class
- Janssen R&D Ireland · 1 drug in this class
- Janssen-Cilag International NV · 1 drug in this class
- Johns Hopkins University · 1 drug in this class
- Medical Research Council · 1 drug in this class
- Pfizer Inc. · 1 drug in this class
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- Placebo to vaniprevir CI watch — RSS
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- Placebo to vaniprevir CI watch — JSON
- Placebo to vaniprevir alone — RSS
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Cite this brief
Drug Landscape (2026). Placebo to vaniprevir — Competitive Intelligence Brief. https://druglandscape.com/ci/placebo-to-vaniprevir. Accessed 2026-05-17.
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