Drug interactions
Salbutamol + Thiothixene
Severity: Moderate
Salbutamol and Thiothixene: 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
Thiothixene is an antipsychotic that can prolong the QT interval, and salbutamol may add to arrhythmic risk through hypokalemia and tachycardia. The legacy sedation concern is not clinically established.
What this interaction means in plain words
Salbutamol and Thiothixene 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
Possible additive QT prolongation, with beta-2 agonist induced hypokalemia.
What to do
Monitor potassium and ECG when high-dose or nebulized salbutamol is used in patients on thiothixene with other QT risk factors.
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 Salbutamol
Frequently asked questions
Can I take Salbutamol with Thiothixene?
MediHelp rates the interaction as moderate. Salbutamol and Thiothixene 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. Thiothixene is an antipsychotic that can prolong the QT interval, and salbutamol may add to arrhythmic risk through hypokalemia and tachycardia. The legacy sedation concern is not clinically established.
How serious is the interaction between Salbutamol and Thiothixene?
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 potassium and ECG when high-dose or nebulized salbutamol is used in patients on thiothixene 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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