Drug interactions
Fluoxetine + Salbutamol
Severity: Minor
Fluoxetine 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
Fluoxetine has a modest QT-prolonging effect, and salbutamol can add to arrhythmic risk through hypokalemia and tachycardia. Clinically significant problems are mostly seen in patients with other risk factors.
What this interaction means in plain words
Fluoxetine 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.
Fluoxetine belongs to Central Nervous System; Salbutamol belongs to Respiratory.
Why it happens
Additive QT prolongation, with salbutamol-induced hypokalemia increasing susceptibility.
What to do
Monitor ECG and potassium in patients with cardiac disease or other QT-prolonging drugs. No routine dose change is needed otherwise.
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 Fluoxetine
- Fluoxetine + Isocarboxazid Contraindicated
- Fluoxetine + Mavacamten Contraindicated
- Fluoxetine + Methylene blue Contraindicated
- Fluoxetine + Phenelzine Contraindicated
- Fluoxetine + Pimozide Contraindicated
- Fluoxetine + Rasagiline Contraindicated
Frequently asked questions
Can I take Fluoxetine with Salbutamol?
MediHelp rates the interaction as minor. Fluoxetine 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. Fluoxetine has a modest QT-prolonging effect, and salbutamol can add to arrhythmic risk through hypokalemia and tachycardia. Clinically significant problems are mostly seen in patients with other risk factors.
How serious is the interaction between Fluoxetine 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: Monitor ECG and potassium in patients with cardiac disease or other QT-prolonging drugs. No routine dose change is needed otherwise.
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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