Cholestyramine and Dutasteride and tamsulosin interaction

Cholestyramine and Dutasteride and tamsulosin: the Dutasteride and tamsulosin prescribing label reports no clinically significant interaction between these two.

No interaction

No clinically significant interaction reported. The label studied or considered this pair and found nothing meaningful.

What the FDA labels say

From the Dutasteride and tamsulosin (Jalyn) label · effective 2026-03-09

No interaction

Cholestyramine Dutasteride Administration of a single 5-mg dose of dutasteride followed 1 hour later by a 12-g dose of cholestyramine does not affect the relative bioavailability of dutasteride [see Clinical Pharmacology (12.3) ].

Drug interactionsnames CholestyramineView label on DailyMed

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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.