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Atazanavir (Week 24 switch) — Competitive Intelligence Brief
phase 3
HIV protease inhibitor
HIV protease
Infectious Disease
Small molecule
Live · refreshed every 30 min
Target snapshot
Atazanavir (Week 24 switch) (Atazanavir (Week 24 switch)) — Bristol-Myers Squibb. Atazanavir is a protease inhibitor that blocks HIV protease, preventing the cleavage of viral polyproteins and stopping HIV replication.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Atazanavir (Week 24 switch) TARGET | Atazanavir (Week 24 switch) | Bristol-Myers Squibb | phase 3 | HIV protease inhibitor | HIV protease | |
| Lopinavir/r | Lopinavir/r | Universidade Federal do Rio de Janeiro | marketed | Protease inhibitor | HIV protease | |
| Darunavir / Ritonavir + Tenofovir / Emtricitabine | Darunavir / Ritonavir + Tenofovir / Emtricitabine | Juan A. Arnaiz | marketed | Antiretroviral combination (protease inhibitor + nucleoside reverse transcriptase inhibitors) | HIV protease, HIV reverse transcriptase | |
| Highly active antiretroviral therapy | Highly active antiretroviral therapy | PETHEMA Foundation | marketed | Antiretroviral combination therapy | HIV reverse transcriptase, HIV protease, HIV integrase (depending on regimen composition) | |
| Darunavir/Ritonavir (Prezista) | Darunavir/Ritonavir (Prezista) | Kowa Research Institute, Inc. | marketed | HIV protease inhibitor | HIV protease | |
| Atazanavir/Ritonavir + Famotidine | Atazanavir/Ritonavir + Famotidine | Bristol-Myers Squibb | marketed | HIV protease inhibitor (boosted) + H2-receptor antagonist | HIV protease; CYP3A4 (ritonavir); H2 receptor (famotidine) | |
| Reyataz + Epzicom | Reyataz + Epzicom | ViiV Healthcare | marketed | Antiretroviral combination (protease inhibitor + nucleoside reverse transcriptase inhibitors) | HIV protease; HIV reverse transcriptase |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (HIV protease inhibitor class)
- Bristol-Myers Squibb · 5 drugs in this class
- ViiV Healthcare · 3 drugs in this class
- GlaxoSmithKline · 2 drugs in this class
- Drugs for Neglected Diseases · 2 drugs in this class
- Germans Trias i Pujol Hospital · 2 drugs in this class
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · 1 drug in this class
- DualityBio Inc. · 1 drug in this class
- French National Agency for Research on AIDS and Viral Hepatitis · 1 drug in this class
- Far East Bio-Tec Co., Ltd · 1 drug in this class
- Community Research Initiative of New England · 1 drug in this class
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- Atazanavir (Week 24 switch) CI watch — RSS
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Cite this brief
Drug Landscape (2026). Atazanavir (Week 24 switch) — Competitive Intelligence Brief. https://druglandscape.com/ci/atazanavir-week-24-switch. Accessed 2026-05-16.
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