Drug interactions
Buprenorphine + Salbutamol
Severity: Minor
Buprenorphine and Salbutamol: minor 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
Buprenorphine can prolong the QT interval at higher doses, and high-dose salbutamol may add to arrhythmia risk through tachycardia and hypokalemia. The clinical significance is small for most patients.
What this interaction means in plain words
Buprenorphine and Salbutamol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Buprenorphine belongs to Musculoskeletal; Salbutamol belongs to Respiratory.
Why it happens
Possible additive QT effects; beta-2 agonist-induced hypokalemia is a contributing factor.
What to do
No routine action is needed; consider an ECG and potassium check in patients with other QT risk factors.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Salbutamol
Other interactions of Buprenorphine
- Alvimopan + Buprenorphine Contraindicated
- Buprenorphine + Calcium / magnesium / potassium / sodium oxybates Contraindicated
- Buprenorphine + Olanzapine / samidorphan Contraindicated
- Buprenorphine + Phenelzine Contraindicated
- Buprenorphine + Pimozide Contraindicated
- Buprenorphine + Thioridazine Contraindicated
Frequently asked questions
Can I take Buprenorphine with Salbutamol?
MediHelp rates the interaction as minor. Buprenorphine and Salbutamol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Buprenorphine can prolong the QT interval at higher doses, and high-dose salbutamol may add to arrhythmia risk through tachycardia and hypokalemia. The clinical significance is small for most patients.
How serious is the interaction between Buprenorphine and Salbutamol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine action is needed; consider an ECG and potassium check in patients with other QT risk factors.
What other medicines interact with Salbutamol?
MediHelp also lists interactions of Salbutamol with, for example, Arsenic trioxide, Carvedilol, Droperidol. The full list is on the Salbutamol page.
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