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Guanfacine and Promethazine: Drug Interaction - Drugvu

🏠›Guanfacine›Interaction with Promethazine

Guanfacine + Promethazine

Drug interaction

Moderate interaction

🚩 Report this page

A moderate drug-drug interaction between Guanfacine 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

Guanfacine

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.