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Diphenhydramine and Promethazine: Drug Interaction - Drugvu

🏠›Diphenhydramine›Interaction with Promethazine

Diphenhydramine + Promethazine

Drug interaction

Moderate interaction

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A moderate drug-drug interaction between Diphenhydramine and Promethazine is recorded in public interaction data. Severity reflects the source classification; it does not describe your individual risk. Do not start, stop, or change either medicine based on this page.

What “moderate” means

A moderate interaction can matter in some people. The combination is sometimes used, but usually with caution - monitoring, timing changes, or dose adjustments.

What to do

Mention this combination to your pharmacist or prescriber. Do not stop either medicine without advice.

The two ingredients

Active ingredient

Diphenhydramine

Uses, side effects, dosage →

Active ingredient

Promethazine

Uses, side effects, dosage →

Source

DDInter 2.0 (CC-BY 4.0, https://ddinter.scbdd.com)

This is not medical advice. Drugvu is an independent aggregator of public records.