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Drug interactions

Cenobamate + Etoposide

Severity: Moderate

Cenobamate and Etoposide: 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

Cenobamate induces CYP3A4 and may reduce etoposide concentrations, risking reduced antitumor efficacy.

What this interaction means in plain words

Cenobamate and Etoposide 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.

Cenobamate belongs to Central Nervous System; Etoposide belongs to Oncology.

Evidence level: Low

Why it happens

Cenobamate induces CYP3A4, increasing the clearance of etoposide.

What to do

Monitor tumor response and consider a higher etoposide dose or an alternative antiseizure drug if efficacy appears reduced.

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 Cenobamate with Etoposide?

MediHelp rates the interaction as moderate. Cenobamate and Etoposide 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. Cenobamate induces CYP3A4 and may reduce etoposide concentrations, risking reduced antitumor efficacy.

How serious is the interaction between Cenobamate and Etoposide?

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 tumor response and consider a higher etoposide dose or an alternative antiseizure drug if efficacy appears reduced.

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.

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