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Drug interactions

Cenobamate + Mifepristone

Severity: Moderate

Cenobamate and Mifepristone: 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 is a CYP3A4 inducer and may lower mifepristone concentrations. This could reduce mifepristone efficacy for its intended indication.

What this interaction means in plain words

Cenobamate and Mifepristone 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; Mifepristone belongs to Endocrine.

Evidence level: Low

Why it happens

Induction of CYP3A4 by cenobamate increases mifepristone metabolism.

What to do

Monitor clinical response to mifepristone and increase its dose if needed, within labeled limits. Reassess the dose when cenobamate is started or stopped.

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 Mifepristone?

MediHelp rates the interaction as moderate. Cenobamate and Mifepristone 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 is a CYP3A4 inducer and may lower mifepristone concentrations. This could reduce mifepristone efficacy for its intended indication.

How serious is the interaction between Cenobamate and Mifepristone?

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 clinical response to mifepristone and increase its dose if needed, within labeled limits. Reassess the dose when cenobamate is started or stopped.

What other medicines interact with Mifepristone?

MediHelp also lists interactions of Mifepristone with, for example, Apixaban, Argatroban, Cisapride. The full list is on the Mifepristone page.

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

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