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In the US, Cobicistat (cobicistat systemic) is a member of the drug class antiviral boosters and is used to treat HIV Infection.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Cytochrome P450 3A4 (CYP3A4) inhibitor

Chemical Names

(1,3-tiazol-5-yl)metyl (5S,8R,11R)-8,11-dibenzyl-2-metyl-5-[2-(morpholin-4-yl)etyl]-1-[2-(propan-2-yl)-1,3-tiazol-4-yl]-3,6-dioxo-2,4,7,12-tetraazatridecan-13-oate (WHO)

2,7,10,12-Tetraazatridecanoic acid, 12-metyl-13-[2-(1-metyletyl)-4-tiazolyl]-9-[2-(4-morpholinyl)etyl]-8,11-dioxo-3,6-bis(phenylmetyl)-, 5-tiazolylmetyl ester, (3R,6R,9S)- (USAN)

Foreign Names

  • Cobicistatum (Latin)
  • Cobicistat (German)
  • Cobicistat (French)
  • Cobicistat (Spanish)

Generic Names

  • Cobicistat (OS: USAN, JAN)
  • GS-9350 (IS)
  • UNII-LW2E03M5PG (IS)

Brand Names

  • Evotaz (Cobicistat and Atazanavir)
    Bristol-Myers Squibb, United States; Bristol-Myers Squibb Pharmaceutical, United Kingdom
  • Genvoya (Cobicistat and Emtricitabin, + Tenofovir, + Elvitegravir)
    Gilead, Germany; Gilead, United States; Gilead Sciences, United Kingdom
  • Prezcobix (Cobicistat and Darunavir)
    Janssen Pharma, United States
  • REZOLSTA (Cobicistat and Darunavir)
    Janssen, Ireland; Janssen-Cilag, United Kingdom; Janssen-Cilag International NV, Slovenia; Johnson & Johnson, Croatia (Hrvatska)
  • Stribild (Cobicistat and Elvitegravir, + Emtricitabine, + Tenofovir)
    Gador, Chile; Gilead, Spain; Gilead, Finland; Gilead, Ireland; Gilead, Norway; Gilead, Sweden; Gilead, Slovakia; Gilead, United States; Gilead Sciences, United Kingdom; Gilead Sciences, Hong Kong; Gilead Sciences, Italy; Gilead Sciences International, Austria; Japan Tobacco, Japan
  • Tybost
    Gilead, Switzerland; Gilead, Germany; Gilead, Denmark; Gilead, Finland; Gilead, Ireland; Gilead, Poland; Gilead, Sweden; Gilead, United States; Gilead Sciences, United Kingdom; Gilead Sciences International, Austria


ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name
WHOWorld Health Organization

Further information on drug naming conventions: International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.