Etravirine and Lorlatinib interaction
Etravirine and Lorlatinib: 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 Lorlatinib (Lorbrena) label · effective 2026-06-26
Effect of Other Drugs on LORBRENA Strong CYP3A Inducers LORBRENA is contraindicated in patients taking strong CYP3A inducers [see Contraindication (4) ] .
From the Etravirine label · effective 2025-04-02
Potential for Etravirine to Affect Other Drugs Etravirine is an inducer of CYP3A and inhibitor of CYP2C9, CYP2C19 and P-glycoprotein (P-gp).
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
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.