Drug interactions
Eslicarbazepine + Estradiol
Severity: Moderate
Eslicarbazepine and Estradiol: 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
Eslicarbazepine may reduce estradiol levels and efficacy, which matters for hormone therapy and for contraceptive protection with ethinylestradiol-based products.
What this interaction means in plain words
Eslicarbazepine and Estradiol 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.
Eslicarbazepine belongs to Central Nervous System; Estradiol belongs to Endocrine.
Why it happens
CYP3A4 induction increases estrogen metabolism.
What to do
Monitor for loss of symptom control or breakthrough bleeding; for contraception advise a non-hormonal or higher-reliability method such as an IUD.
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?
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Other interactions of Eslicarbazepine
- Eslicarbazepine + Mavacamten Contraindicated
- Eslicarbazepine + Rilpivirine Contraindicated
- Artemether / lumefantrine + Eslicarbazepine Major
- Avapritinib + Eslicarbazepine Major
- Bedaquiline + Eslicarbazepine Major
- Benzhydrocodone / acetaminophen + Eslicarbazepine Major
Other interactions of Estradiol
- Anastrozole + Estradiol Contraindicated
- Estradiol + Fezolinetant Contraindicated
- Estradiol + Ospemifene Contraindicated
- Antithrombin alfa + Estradiol Major
- Antithrombin iii + Estradiol Major
- Estradiol + Exemestane Major
Frequently asked questions
Can I take Eslicarbazepine with Estradiol?
MediHelp rates the interaction as moderate. Eslicarbazepine and Estradiol 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. Eslicarbazepine may reduce estradiol levels and efficacy, which matters for hormone therapy and for contraceptive protection with ethinylestradiol-based products.
How serious is the interaction between Eslicarbazepine and Estradiol?
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 symptom control or breakthrough bleeding; for contraception advise a non-hormonal or higher-reliability method such as an IUD.
What other medicines interact with Eslicarbazepine?
MediHelp also lists interactions of Eslicarbazepine with, for example, Mavacamten, Rilpivirine, Artemether / lumefantrine. The full list is on the Eslicarbazepine page.
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