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Drug interactions

Amikacin + Diflunisal

Severity: Moderate

Amikacin and Diflunisal: 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

NSAIDs can reduce renal clearance of aminoglycosides, a effect best documented in preterm neonates given indomethacin or ibuprofen. In adults the effect is less well defined but renal toxicity may be additive.

What this interaction means in plain words

Amikacin and Diflunisal 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.

Amikacin belongs to Anti Bacterial; Diflunisal belongs to Musculoskeletal.

Evidence level: Low

Why it happens

NSAID-induced reduction of renal prostaglandins and glomerular filtration lowers aminoglycoside clearance.

What to do

Monitor amikacin serum concentrations and renal function when an NSAID is co-prescribed, adjusting the dose as needed.

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 Amikacin with Diflunisal?

MediHelp rates the interaction as moderate. Amikacin and Diflunisal 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. NSAIDs can reduce renal clearance of aminoglycosides, a effect best documented in preterm neonates given indomethacin or ibuprofen. In adults the effect is less well defined but renal toxicity may be additive.

How serious is the interaction between Amikacin and Diflunisal?

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 amikacin serum concentrations and renal function when an NSAID is co-prescribed, adjusting the dose as needed.

What other medicines interact with Diflunisal?

MediHelp also lists interactions of Diflunisal with, for example, Ketorolac, Ketorolac intranasal, Acemetacin. The full list is on the Diflunisal page.

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