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cabotegravir, CAB

ViiV Healthcare · FDA-approved active Small molecule ✓ Verified Jun 2026

cabotegravir, CAB is a Integrase strand transfer inhibitor (INSTI) Small molecule drug developed by ViiV Healthcare. It is currently FDA-approved for HIV-1 infection in treatment-experienced adults (as part of combination antiretroviral therapy), HIV-1 prevention in at-risk adults (pre-exposure prophylaxis, PrEP). Also known as: cabotegravir, CAB.

Cabotegravir is an integrase strand transfer inhibitor (INSTI) that blocks HIV integrase, preventing the virus from inserting its genetic material into human host cell DNA.

Cabotegravir is an antiretroviral medication used to treat HIV infections and prevent HIV infection through pre-exposure prophylaxis (PrEP). It is also being studied for its potential use in contraception.

At a glance

Generic namecabotegravir, CAB
Also known ascabotegravir, CAB
SponsorViiV Healthcare
Drug classIntegrase strand transfer inhibitor (INSTI)
TargetHIV integrase
ModalitySmall molecule
Therapeutic areaInfectious Disease
PhaseFDA-approved

Mechanism of action

Cabotegravir binds to the active site of HIV integrase and inhibits the strand transfer step of viral integration. By blocking this critical step in the HIV replication cycle, the drug prevents establishment of persistent infection. It is used as a long-acting injectable formulation for HIV treatment and prevention.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

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

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Frequently asked questions about cabotegravir, CAB

What is cabotegravir, CAB?

cabotegravir, CAB is a Integrase strand transfer inhibitor (INSTI) drug developed by ViiV Healthcare, indicated for HIV-1 infection in treatment-experienced adults (as part of combination antiretroviral therapy), HIV-1 prevention in at-risk adults (pre-exposure prophylaxis, PrEP).

How does cabotegravir, CAB work?

Cabotegravir is an integrase strand transfer inhibitor (INSTI) that blocks HIV integrase, preventing the virus from inserting its genetic material into human host cell DNA.

What is cabotegravir, CAB used for?

cabotegravir, CAB is indicated for HIV-1 infection in treatment-experienced adults (as part of combination antiretroviral therapy), HIV-1 prevention in at-risk adults (pre-exposure prophylaxis, PrEP).

Who makes cabotegravir, CAB?

cabotegravir, CAB is developed and marketed by ViiV Healthcare (see full ViiV Healthcare pipeline at /company/viiv-healthcare).

Is cabotegravir, CAB also known as anything else?

cabotegravir, CAB is also known as cabotegravir, CAB.

What drug class is cabotegravir, CAB in?

cabotegravir, CAB belongs to the Integrase strand transfer inhibitor (INSTI) class. See all Integrase strand transfer inhibitor (INSTI) drugs at /class/integrase-strand-transfer-inhibitor-insti.

What development phase is cabotegravir, CAB in?

cabotegravir, CAB is FDA-approved (marketed).

What are the side effects of cabotegravir, CAB?

Common side effects of cabotegravir, CAB include Injection site reactions, Headache, Fatigue, Nausea, Diarrhea.

What does cabotegravir, CAB target?

cabotegravir, CAB targets HIV integrase and is a Integrase strand transfer inhibitor (INSTI).

Related

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing