Drug interactions
Estradiol + Stiripentol
Severity: Minor
Estradiol and Stiripentol: minor 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
Stiripentol affects several CYP enzymes, including CYP1A2, CYP2C19 and CYP3A4, and may alter estradiol exposure unpredictably. The magnitude of any change has not been well characterized for estradiol.
What this interaction means in plain words
Estradiol and Stiripentol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Estradiol belongs to Endocrine; Stiripentol belongs to Central Nervous System.
Why it happens
Stiripentol inhibits and induces multiple CYP isoforms, which may alter estradiol metabolism to an uncertain degree.
What to do
Monitor symptom control and estrogenic adverse effects and adjust the estradiol dose if clinically needed.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Estradiol
- Anastrozole + Estradiol Contraindicated
- Estradiol + Fezolinetant Contraindicated
- Estradiol + Ospemifene Contraindicated
- Antithrombin alfa + Estradiol Major
- Antithrombin iii + Estradiol Major
- Estradiol + Exemestane Major
Other interactions of Stiripentol
Frequently asked questions
Can I take Estradiol with Stiripentol?
MediHelp rates the interaction as minor. Estradiol and Stiripentol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Stiripentol affects several CYP enzymes, including CYP1A2, CYP2C19 and CYP3A4, and may alter estradiol exposure unpredictably. The magnitude of any change has not been well characterized for estradiol.
How serious is the interaction between Estradiol and Stiripentol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor symptom control and estrogenic adverse effects and adjust the estradiol dose if clinically needed.
What other medicines interact with Estradiol?
MediHelp also lists interactions of Estradiol with, for example, Anastrozole, Fezolinetant, Ospemifene. The full list is on the Estradiol page.
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