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Drug interactions

Cyclosporin + Trabectedin

Severity: Major

Cyclosporin and Trabectedin: 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

Cyclosporine may increase trabectedin exposure, raising the risk of hepatotoxicity, myelosuppression and rhabdomyolysis. Trabectedin labeling advises against strong CYP3A inhibitors.

What this interaction means in plain words

Cyclosporin and Trabectedin 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.

Cyclosporin belongs to Miscellaneous; Trabectedin belongs to Oncology.

Evidence level: Moderate

Why it happens

Cyclosporine inhibits CYP3A4 and P-glycoprotein, reducing trabectedin clearance.

What to do

Avoid the combination if possible. If used, monitor liver enzymes, CK and blood counts closely and reduce the trabectedin dose when toxicity occurs.

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 Cyclosporin with Trabectedin?

MediHelp rates the interaction as major. Cyclosporin and Trabectedin 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. Cyclosporine may increase trabectedin exposure, raising the risk of hepatotoxicity, myelosuppression and rhabdomyolysis. Trabectedin labeling advises against strong CYP3A inhibitors.

How serious is the interaction between Cyclosporin and Trabectedin?

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 if possible. If used, monitor liver enzymes, CK and blood counts closely and reduce the trabectedin dose when toxicity occurs.

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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