Drug interactions
Ephedrine + Pirbuterol
Severity: Moderate
Ephedrine and Pirbuterol: 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
Ephedrine is a sympathomimetic, and combining it with a beta-2 agonist can cause additive tachycardia, palpitations, hypertension and tremor. Beta-agonist induced hypokalemia can add to arrhythmia risk.
What this interaction means in plain words
Ephedrine and Pirbuterol 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
Additive adrenergic stimulation through direct and indirect sympathomimetic actions.
What to do
Monitor heart rate and blood pressure, and check potassium if high doses are used. Reduce the dose or stop ephedrine if cardiovascular symptoms develop.
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 Ephedrine
- Ephedrine + Isocarboxazid Contraindicated
- Ephedrine + Phenelzine Contraindicated
- Ephedrine + Procarbazine Contraindicated
- Ephedrine + Rasagiline Contraindicated
- Ephedrine + Selegiline Contraindicated
- Ephedrine + Tranylcypromine Contraindicated
Frequently asked questions
Can I take Ephedrine with Pirbuterol?
MediHelp rates the interaction as moderate. Ephedrine and Pirbuterol 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. Ephedrine is a sympathomimetic, and combining it with a beta-2 agonist can cause additive tachycardia, palpitations, hypertension and tremor. Beta-agonist induced hypokalemia can add to arrhythmia risk.
How serious is the interaction between Ephedrine and Pirbuterol?
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 heart rate and blood pressure, and check potassium if high doses are used. Reduce the dose or stop ephedrine if cardiovascular symptoms develop.
What other medicines interact with Ephedrine?
MediHelp also lists interactions of Ephedrine with, for example, Isocarboxazid, Phenelzine, Procarbazine. The full list is on the Ephedrine page.
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