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Drug interactions

Cenobamate + Exemestane

Severity: Moderate

Cenobamate and Exemestane: 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 exemestane plasma levels. This could lessen the aromatase-inhibiting effect and hormonal suppression.

What this interaction means in plain words

Cenobamate and Exemestane 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; Exemestane belongs to Oncology.

Evidence level: Moderate

Why it happens

Cenobamate induces CYP3A4, accelerating exemestane clearance.

What to do

Monitor for loss of exemestane efficacy. Consider the labeled exemestane dose increase to 50 mg daily with potent CYP3A4 inducers, or use a non-inducing anticonvulsant if feasible.

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 Exemestane?

MediHelp rates the interaction as moderate. Cenobamate and Exemestane 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 exemestane plasma levels. This could lessen the aromatase-inhibiting effect and hormonal suppression.

How serious is the interaction between Cenobamate and Exemestane?

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 for loss of exemestane efficacy. Consider the labeled exemestane dose increase to 50 mg daily with potent CYP3A4 inducers, or use a non-inducing anticonvulsant if feasible.

What other medicines interact with Exemestane?

MediHelp also lists interactions of Exemestane with, for example, Bazedoxifene-conjugated estrogens, Desogestrel-ethinyl estradiol, Estradiol. The full list is on the Exemestane page.

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