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    HomeMedication GuideDrug InteractionsRifampin + Tadalafil
    Minor interaction

    Does Rifampin Interact With Tadalafil?

    rifampin) decrease tadalafil exposure ( 7.2 ).

    Severity: Minor

    Severity basis: drug interactions section. Combining Rifampin (Rifamycin antibiotic (strong CYP3A4 inducer)) and Tadalafil (PDE5 inhibitor) is classified as a minor interaction.

    What to Do

    This is generally a minor interaction, but review it with your pharmacist to be sure it is safe for you.

    From the FDA Label

    rifampin) decrease tadalafil exposure ( 7.2 ).

    Source: FDA structured product labeling (set_id 00cbc656-768d-4995-bb6d-a0d4b32a248c).

    Rifampin

    Rifamycin antibiotic (strong CYP3A4 inducer)

    Brands: Rifadin

    View Rifampin safety profile

    Tadalafil

    PDE5 inhibitor

    Brands: Cialis, Adcirca

    View Tadalafil safety profile

    Check these against your full medication list in our free Interaction Checker

    This information is educational — not medical advice.

    This page is provided for general educational purposes and summarizes publicly available data from sources such as the U.S. Food & Drug Administration. It is not a substitute for the judgment of a licensed clinician and should not be used to start, stop, or change any medication. It may be incomplete or out of date, and individual circumstances vary. Always talk with your prescriber or pharmacist about your specific medications and health conditions. If you think you may have a medical emergency, call 911.

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    Other Rifampin Interactions