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Drug interactions

Gentamicin + Sacubitril-valsartan

Severity: Moderate

Gentamicin and Sacubitril-valsartan: 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

Gentamicin is nephrotoxic and can cause renal potassium and magnesium wasting, while sacubitril-valsartan reduces glomerular filtration pressure and can raise potassium. Combined use may increase the risk of acute kidney injury and electrolyte disturbance.

What this interaction means in plain words

Gentamicin and Sacubitril-valsartan 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.

Gentamicin belongs to Anti Bacterial; Sacubitril-valsartan belongs to Cardiovascular.

Evidence level: Low

Why it happens

Additive renal hemodynamic compromise from angiotensin receptor blockade with aminoglycoside tubular toxicity, and opposing electrolyte effects.

What to do

Monitor serum creatinine, potassium and magnesium during gentamicin therapy, and check aminoglycoside levels. Consider holding sacubitril-valsartan if renal function deteriorates or the patient becomes volume depleted.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Gentamicin with Sacubitril-valsartan?

MediHelp rates the interaction as moderate. Gentamicin and Sacubitril-valsartan 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. Gentamicin is nephrotoxic and can cause renal potassium and magnesium wasting, while sacubitril-valsartan reduces glomerular filtration pressure and can raise potassium. Combined use may increase the risk of acute kidney injury and electrolyte disturbance.

How serious is the interaction between Gentamicin and Sacubitril-valsartan?

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 creatinine, potassium and magnesium during gentamicin therapy, and check aminoglycoside levels. Consider holding sacubitril-valsartan if renal function deteriorates or the patient becomes volume depleted.

What other medicines interact with Sacubitril-valsartan?

MediHelp also lists interactions of Sacubitril-valsartan with, for example, Aliskiren, Benazepril, Captopril. The full list is on the Sacubitril-valsartan page.

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