Drug interactions
Salbutamol + Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol
Severity: Moderate
Salbutamol and Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol: 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
Salbutamol shifts potassium into cells, and osmotic bowel preparations can cause potassium and fluid losses through diarrhea. Together they may deepen hypokalemia, which raises the risk of arrhythmias, especially in patients with cardiac disease or on other QT-prolonging drugs.
What this interaction means in plain words
Salbutamol and Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol 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 hypokalemia from beta-2 mediated intracellular potassium shift and gastrointestinal potassium loss.
What to do
Check serum potassium and magnesium before and after bowel preparation in patients using high-dose or nebulized salbutamol. Correct electrolyte abnormalities promptly.
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 Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol?
MediHelp rates the interaction as moderate. Salbutamol and Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol 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. Salbutamol shifts potassium into cells, and osmotic bowel preparations can cause potassium and fluid losses through diarrhea. Together they may deepen hypokalemia, which raises the risk of arrhythmias, especially in patients with cardiac disease or on other QT-prolonging drugs.
How serious is the interaction between Salbutamol and Sodium sulfate / potassium chloride / magnesium sulfate / polyethylene glycol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check serum potassium and magnesium before and after bowel preparation in patients using high-dose or nebulized salbutamol. Correct electrolyte abnormalities promptly.
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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