Does Aripiprazole Interact With Famotidine?

7.2 Drugs Having No Clinically Important Interactions with Aripiprazole Based on pharmacokinetic studies, no dosage adjustment of aripiprazole is required when administered concomitantly with famotidine, valproate, lithium, lorazepam.

Severity: Moderate

Severity basis: drug interactions section (keywords: dosage adjustment). Combining Aripiprazole (Atypical antipsychotic) and Famotidine (H2 receptor antagonist) is classified as a moderate interaction.

What to Do

Use this combination with caution. Your prescriber may monitor you more closely or adjust doses.

From the FDA Label

7.2 Drugs Having No Clinically Important Interactions with Aripiprazole Based on pharmacokinetic studies, no dosage adjustment of aripiprazole is required when administered concomitantly with famotidine, valproate, lithium, lorazepam.

Source: FDA structured product labeling (set_id 02a4af27-c83c-4166-950c-7a1cb12d198d).

Aripiprazole

Atypical antipsychotic

Brands: Abilify

View Aripiprazole safety profile

Famotidine

H2 receptor antagonist

Brands: Pepcid

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 It may be incomplete or out of date, and individual circumstances vary.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