Acitretin and Phenytoin interaction

Acitretin and Phenytoin: the Acitretin prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Acitretin label · effective 2026-08-05

Moderate

Phenytoin: If acitretin is given concurrently with phenytoin, the protein binding of phenytoin may be reduced.

Drug interactionsnames PhenytoinView label on DailyMed

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

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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.