Bictegravir, emtricitabine, and tenofovir alafenamide and Lamotrigine interaction

Bictegravir, emtricitabine, and tenofovir alafenamide and Lamotrigine: the Bictegravir, emtricitabine, and tenofovir alafenamide prescribing label mentions this combination without an instruction to avoid it or change the dose.

Minor

Mentioned, no instruction to avoid. Worth knowing; rarely a reason to change anything on its own.

What the FDA labels say

From the Bictegravir, emtricitabine, and tenofovir alafenamide (BIXLENVO) label · effective 2026-08-27

Minor

Anticonvulsants: carbamazepine oxcarbazepine phenobarbital phenytoin ↓ lenacapavir ↓ bictegravir Concomitant administration with carbamazepine or phenytoin is contraindicated.

Drug interactionsby drug classView label on DailyMed

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

Open in the checker

Not 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.