Drug interactions
Amiloride + Torsemide
Severity: Moderate
Amiloride and Torsemide: 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
Torsemide promotes potassium loss while amiloride conserves it, so the combination is often used deliberately to maintain potassium balance. However, in renal impairment or with potassium supplements, amiloride can cause dangerous hyperkalemia.
What this interaction means in plain words
Amiloride and Torsemide 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.
Amiloride belongs to Cardiovascular; Torsemide belongs to Cardiovascular.
Why it happens
Opposing renal potassium effects: loop diuretic kaliuresis versus ENaC blockade in the collecting duct.
What to do
Monitor serum potassium and renal function after starting or changing doses. Avoid concurrent potassium supplements unless hypokalemia is documented.
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 Torsemide
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 Torsemide?
MediHelp rates the interaction as moderate. Amiloride and Torsemide 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. Torsemide promotes potassium loss while amiloride conserves it, so the combination is often used deliberately to maintain potassium balance. However, in renal impairment or with potassium supplements, amiloride can cause dangerous hyperkalemia.
How serious is the interaction between Amiloride and Torsemide?
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 serum potassium and renal function after starting or changing doses. Avoid concurrent potassium supplements unless hypokalemia is documented.
What other medicines interact with Torsemide?
MediHelp also lists interactions of Torsemide with, for example, Amikacin, Amiodarone, Carbenoxolone. The full list is on the Torsemide page.
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