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Drug interactions

Cyclosporin + Erdafitinib

Severity: Moderate

Cyclosporin and Erdafitinib: 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

Erdafitinib inhibits P-glycoprotein and may raise concentrations of cyclosporine, a narrow therapeutic index substrate. Cyclosporine toxicity such as nephrotoxicity, hypertension and neurotoxicity could result.

What this interaction means in plain words

Cyclosporin and Erdafitinib 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.

Cyclosporin belongs to Miscellaneous; Erdafitinib belongs to Oncology.

Evidence level: Low

Why it happens

Erdafitinib inhibits P-glycoprotein efflux, increasing absorption and reducing elimination of cyclosporine.

What to do

Separate dosing by at least 6 hours before or after erdafitinib. Monitor cyclosporine trough levels and renal function.

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 Cyclosporin with Erdafitinib?

MediHelp rates the interaction as moderate. Cyclosporin and Erdafitinib 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. Erdafitinib inhibits P-glycoprotein and may raise concentrations of cyclosporine, a narrow therapeutic index substrate. Cyclosporine toxicity such as nephrotoxicity, hypertension and neurotoxicity could result.

How serious is the interaction between Cyclosporin and Erdafitinib?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Separate dosing by at least 6 hours before or after erdafitinib. Monitor cyclosporine trough levels and renal function.

What other medicines interact with Cyclosporin?

MediHelp also lists interactions of Cyclosporin with, for example, Adenovirus types 4 and 7 live, Aliskiren, Bcg vaccine live. The full list is on the Cyclosporin page.

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

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