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Cimetidine and Terfenadine: Major Interaction - Drugvu

🏠›Cimetidine›Interaction with Terfenadine

Cimetidine + Terfenadine

Drug interaction

Major interaction

A major drug-drug interaction between Cimetidine and Terfenadine 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 “major” means

A major interaction can cause a clinically significant - sometimes serious - effect. Prescribers usually avoid this combination, or use it only with close monitoring and dose adjustments.

What to do

Do not combine these on your own. If both have been prescribed, tell your pharmacist or doctor so they can confirm it is intended and watch for problems.

The two medicines

Active ingredient

Cimetidine

H2-Receptor Antagonists

Uses, side effects, dosage →· 528 recorded interactions

Active ingredient

Terfenadine

Other Antihistamines For Systemic Use

Uses, side effects, dosage →· 278 recorded interactions

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.