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Drug interactions

Etoposide + Tepotinib

Severity: Moderate

Etoposide and Tepotinib: 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

Tepotinib inhibits P-glycoprotein and may increase the exposure of etoposide, which is a P-gp substrate. This could intensify myelosuppression and gastrointestinal toxicity.

What this interaction means in plain words

Etoposide and Tepotinib 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.

Etoposide belongs to Oncology; Tepotinib belongs to Oncology.

Evidence level: Low

Why it happens

Tepotinib inhibits intestinal and cellular P-glycoprotein efflux, increasing etoposide absorption and reducing its elimination.

What to do

Monitor complete blood counts frequently and for mucositis or gastrointestinal toxicity. Reduce the etoposide dose if toxicity emerges.

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 Etoposide with Tepotinib?

MediHelp rates the interaction as moderate. Etoposide and Tepotinib 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. Tepotinib inhibits P-glycoprotein and may increase the exposure of etoposide, which is a P-gp substrate. This could intensify myelosuppression and gastrointestinal toxicity.

How serious is the interaction between Etoposide and Tepotinib?

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 complete blood counts frequently and for mucositis or gastrointestinal toxicity. Reduce the etoposide dose if toxicity emerges.

What other medicines interact with Etoposide?

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

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

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