Drug interactions
Ibuprofen + Penbutolol
Severity: Moderate
Ibuprofen and Penbutolol: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
NSAIDs can blunt the blood pressure lowering effect of beta-blockers, particularly with continued use beyond a week or so. Loss of blood pressure control may result.
What this interaction means in plain words
Ibuprofen and Penbutolol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
NSAID inhibition of vasodilatory renal and vascular prostaglandins with sodium and fluid retention.
What to do
Monitor blood pressure when ibuprofen is used regularly and adjust antihypertensive therapy if needed. Prefer short NSAID courses or paracetamol (acetaminophen).
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Ibuprofen
- Ibuprofen + Ketorolac Contraindicated
- Ibuprofen + Ketorolac intranasal Contraindicated
- Acemetacin + Ibuprofen Major
- Alteplase + Ibuprofen Major
- Amiloride + Ibuprofen Major
- Apixaban + Ibuprofen Major
Frequently asked questions
Can I take Ibuprofen with Penbutolol?
MediHelp rates the interaction as moderate. Ibuprofen and Penbutolol can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. NSAIDs can blunt the blood pressure lowering effect of beta-blockers, particularly with continued use beyond a week or so. Loss of blood pressure control may result.
How serious is the interaction between Ibuprofen and Penbutolol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure when ibuprofen is used regularly and adjust antihypertensive therapy if needed. Prefer short NSAID courses or paracetamol (acetaminophen).
What other medicines interact with Ibuprofen?
MediHelp also lists interactions of Ibuprofen with, for example, Ketorolac, Ketorolac intranasal, Acemetacin. The full list is on the Ibuprofen page.
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