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Medicines estriolQuestion & answer

estriol · Medicine question

How is estriol mainly excreted from the body?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Estriol is mainly excreted in urine in conjugated form, with only approximately 2% excreted in faeces, mainly as unconjugated estriol.

Sources for this answer

Estriol 1mg/g creamAspen · emc · SmPC §5.2 Pharmacokinetic properties · Version 10Document updated 12 June 2026

Sources checked 8 November 2026

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The full medicine guide

estriol

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