Does Aspirin Interact With Sildenafil?

In humans, sildenafil has no effect on bleeding time when taken alone or with aspirin.

Severity: Minor

Severity basis: warnings section. Combining Aspirin (Antiplatelet / NSAID) and Sildenafil (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

In humans, sildenafil has no effect on bleeding time when taken alone or with aspirin.

Source: FDA structured product labeling (set_id 00ee09dd-2de0-4dc4-85f6-b51ed6eabd5b).

Aspirin

Antiplatelet / NSAID

Brands: Bayer, Ecotrin, Bufferin

View Aspirin safety profile

Sildenafil

PDE5 inhibitor

Brands: Viagra, Revatio

View Sildenafil 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 It may be incomplete or out of date, and individual circumstances vary.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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