Cabotegravir and Rilpivirine interaction
Cabotegravir and Rilpivirine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Cabotegravir (Vocabria) label · effective 2025-04-11
…, 7.3 ), Clinical Pharmacology ( 12.3 )] : o Anticonvulsants: Carbamazepine, oxcarbazepine, phenobarbital, phenytoin o Antimycobacterials: Rifampin, rifapentine Prior to initiation of VOCABRIA, note that use of CABENUVA (cabotegravir extended-release injectable suspension; rilpivirine extended-release injectable suspension) with rifabutin is contraindicated.
Since VOCABRIA is taken in combination with EDURANT tablets, the prescribing information for EDURANT should be consulted for additional contraindications.
Prior to initiating oral therapy, note that use of CABENUVA (cabotegravir extended-release injectable suspension; rilpivirine extended-release injectable suspension) with rifabutin is contraindicated for the treatment of HIV-1 infection.
Coadministration with other antiretroviral medications for PrEP is not recommended.
Coadministration of VOCABRIA with other antiretroviral medications for PrEP is not recommended [see Drug Interactions ( 7.4 ), Clinical Pharmacology ( 12.3 )] .
From the Rilpivirine (EDURANT) label · effective 2025-08-28
…included in Table 6, the interaction between EDURANT and the following drugs was evaluated in clinical studies and no dose adjustment is needed for either drug [see Clinical Pharmacology (12.3) ] : acetaminophen, atorvastatin, chlorzoxazone, cabotegravir, ethinylestradiol, norethindrone, raltegravir, sildenafil, simeprevir and tenofovir disoproxil fumarate.
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Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.