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Drug interactions

Nilotinib + Tacrolimus

Severity: Major

Nilotinib 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 prolong the QT interval, and nilotinib inhibits CYP3A4, which may increase tacrolimus levels. This raises the risk of arrhythmia as well as tacrolimus nephrotoxicity and neurotoxicity.

What this interaction means in plain words

Nilotinib 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.

Nilotinib belongs to Oncology; Tacrolimus belongs to Miscellaneous.

Evidence level: Moderate

Why it happens

Additive QT prolongation plus CYP3A4 and P-glycoprotein inhibition by nilotinib reducing tacrolimus clearance.

What to do

Monitor tacrolimus trough concentrations and adjust the dose, and check ECG and electrolytes regularly. Choose an alternative when feasible.

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 Nilotinib with Tacrolimus?

MediHelp rates the interaction as major. Nilotinib 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 prolong the QT interval, and nilotinib inhibits CYP3A4, which may increase tacrolimus levels. This raises the risk of arrhythmia as well as tacrolimus nephrotoxicity and neurotoxicity.

How serious is the interaction between Nilotinib 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: Monitor tacrolimus trough concentrations and adjust the dose, and check ECG and electrolytes regularly. Choose an alternative when feasible.

What other medicines interact with Nilotinib?

MediHelp also lists interactions of Nilotinib with, for example, Amiodarone, Arsenic trioxide, Disopyramide. The full list is on the Nilotinib page.

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