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Drug interactions

Carbamazepine + DHEA herbal

Severity: Moderate

Carbamazepine and DHEA herbal: 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

DHEA is reported to inhibit CYP3A4 and might raise carbamazepine levels. The evidence is limited, and DHEA supplements have also been associated with seizure and mood changes.

What this interaction means in plain words

Carbamazepine and DHEA herbal 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.

Evidence level: Low

Why it happens

Possible CYP3A4 inhibition by DHEA reduces carbamazepine clearance; the evidence is limited.

What to do

Advise against DHEA supplements in patients with epilepsy where possible. If used, monitor carbamazepine concentrations and for signs of toxicity.

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 Carbamazepine with DHEA herbal?

MediHelp rates the interaction as moderate. Carbamazepine and DHEA herbal 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. DHEA is reported to inhibit CYP3A4 and might raise carbamazepine levels. The evidence is limited, and DHEA supplements have also been associated with seizure and mood changes.

How serious is the interaction between Carbamazepine and DHEA herbal?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise against DHEA supplements in patients with epilepsy where possible. If used, monitor carbamazepine concentrations and for signs of toxicity.

What other medicines interact with Carbamazepine?

MediHelp also lists interactions of Carbamazepine with, for example, Artemether / lumefantrine, Cabotegravir, Delamanid. The full list is on the Carbamazepine page.

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

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