Drug interactions
Amiloride + Ipratropium-salbutamol
Severity: Minor
Amiloride and Ipratropium-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
Salbutamol shifts potassium into cells and may lower serum potassium, whereas amiloride is potassium-sparing and raises it. The effects partly oppose each other, so the net change is unpredictable and not usually harmful, and amiloride may even offset beta-agonist hypokalemia.
What this interaction means in plain words
Amiloride and Ipratropium-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.
Amiloride belongs to Cardiovascular; Ipratropium-salbutamol belongs to Respiratory.
Why it happens
Opposing effects on serum potassium: beta2-mediated intracellular shift versus reduced renal potassium excretion by ENaC blockade.
What to do
No routine action is needed; check serum potassium if high-dose or repeated nebulised salbutamol is used, particularly with renal impairment.
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 Ipratropium-salbutamol
Other interactions of Amiloride
- Amiloride + Eplerenone Contraindicated
- Amiloride + Spironolactone Contraindicated
- Amiloride + Triamterene Contraindicated
- Aceclofenac + Amiloride Major
- Acemetacin + Amiloride Major
- Amiloride + Amlodipine-benazepril Major
Frequently asked questions
Can I take Amiloride with Ipratropium-salbutamol?
MediHelp rates the interaction as minor. Amiloride and Ipratropium-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. Salbutamol shifts potassium into cells and may lower serum potassium, whereas amiloride is potassium-sparing and raises it. The effects partly oppose each other, so the net change is unpredictable and not usually harmful, and amiloride may even offset beta-agonist hypokalemia.
How serious is the interaction between Amiloride and Ipratropium-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; check serum potassium if high-dose or repeated nebulised salbutamol is used, particularly with renal impairment.
What other medicines interact with Ipratropium-salbutamol?
MediHelp also lists interactions of Ipratropium-salbutamol with, for example, Amisulpride, Arsenic trioxide, Carvedilol. The full list is on the Ipratropium-salbutamol page.
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