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Drug interactions

Capreomycin + Gentamicin

Severity: Major

Capreomycin and Gentamicin: major 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

Both drugs are nephrotoxic and ototoxic, and capreomycin has additional neuromuscular blocking activity. Combined use raises the risk of kidney injury, hearing and vestibular damage, and neuromuscular weakness.

What this interaction means in plain words

Capreomycin and Gentamicin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Evidence level: Moderate

Why it happens

Additive nephrotoxicity, ototoxicity and neuromuscular blockade from two agents with overlapping toxicities.

What to do

Avoid combining where alternatives exist; if unavoidable, monitor renal function, electrolytes, audiometry and gentamicin levels closely.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

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 Capreomycin with Gentamicin?

MediHelp rates the interaction as major. Capreomycin and Gentamicin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both drugs are nephrotoxic and ototoxic, and capreomycin has additional neuromuscular blocking activity. Combined use raises the risk of kidney injury, hearing and vestibular damage, and neuromuscular weakness.

How serious is the interaction between Capreomycin and Gentamicin?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid combining where alternatives exist; if unavoidable, monitor renal function, electrolytes, audiometry and gentamicin levels closely.

What other medicines interact with Gentamicin?

MediHelp also lists interactions of Gentamicin with, for example, Cidofovir, Adefovir, Amikacin. The full list is on the Gentamicin page.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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