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Theophylline and Penbutolol: Major Interaction - Drugvu

🏠›Theophylline›Interaction with Penbutolol

Theophylline + Penbutolol

Drug interaction

Major interaction

A major drug-drug interaction between Theophylline and Penbutolol 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

Theophylline

Xanthines

Uses, side effects, dosage →· 350 recorded interactions

Active ingredient

Penbutolol

Beta Blocking Agents, Non-Selective

Uses, side effects, dosage →· 322 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.