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Drug interactions

Ketoprofen + Tacrolimus

Severity: Major

Ketoprofen and Tacrolimus: 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 can impair kidney function, and using them together raises the chance of acute kidney injury and a rise in serum creatinine. Tacrolimus also causes hyperkalemia, which NSAIDs may worsen.

What this interaction means in plain words

Ketoprofen and Tacrolimus 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.

Ketoprofen belongs to Musculoskeletal; Tacrolimus belongs to Miscellaneous.

Evidence level: Moderate

Why it happens

NSAIDs inhibit vasodilatory renal prostaglandins while tacrolimus causes afferent arteriolar vasoconstriction, producing additive reduction in renal blood flow.

What to do

Avoid the combination where possible and use a non-NSAID analgesic such as paracetamol. If unavoidable, use the lowest NSAID dose for the shortest time and monitor serum creatinine, potassium and tacrolimus trough levels.

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 Ketoprofen with Tacrolimus?

MediHelp rates the interaction as major. Ketoprofen and Tacrolimus 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 can impair kidney function, and using them together raises the chance of acute kidney injury and a rise in serum creatinine. Tacrolimus also causes hyperkalemia, which NSAIDs may worsen.

How serious is the interaction between Ketoprofen and Tacrolimus?

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 the combination where possible and use a non-NSAID analgesic such as paracetamol. If unavoidable, use the lowest NSAID dose for the shortest time and monitor serum creatinine, potassium and tacrolimus trough levels.

What other medicines interact with Ketoprofen?

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

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