Drug interactions
Pindolol + Pirbuterol
Severity: Major
Pindolol and Pirbuterol: major 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
Pindolol is a nonselective beta-blocker with partial agonist activity that can blunt the bronchodilator effect of pirbuterol. This may precipitate bronchospasm in patients with asthma or COPD.
What this interaction means in plain words
Pindolol and Pirbuterol can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Pharmacodynamic antagonism at beta-2 adrenergic receptors.
What to do
Avoid nonselective beta-blockers in patients needing beta-agonist therapy. If a beta-blocker is required, choose a cardioselective agent and monitor respiratory status.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Frequently asked questions
Can I take Pindolol with Pirbuterol?
MediHelp rates the interaction as major. Pindolol and Pirbuterol can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Pindolol is a nonselective beta-blocker with partial agonist activity that can blunt the bronchodilator effect of pirbuterol. This may precipitate bronchospasm in patients with asthma or COPD.
How serious is the interaction between Pindolol and Pirbuterol?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid nonselective beta-blockers in patients needing beta-agonist therapy. If a beta-blocker is required, choose a cardioselective agent and monitor respiratory status.
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