Fluticasone and salmeterol and Rifampin interaction

Fluticasone and salmeterol and Rifampin: the Rifampin prescribing label describe 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 Rifampin (Rifadin IV) label · effective 2026-05-27

Moderate

…Calcium Channel Blockers Diltiazem Decrease exposure Nifedipine Rifampin 1200 mg administered as a single oral dose 8 hours before administering a single oral dose of nifedipine 10 mg Decrease exposure Verapamil Decrease exposure Corticosteroids Numerous cases in the literature describe a decrease in glucocorticoid effect when used concomitantly with rifampin.

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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.