choriogonadotropin alfa · Medicine question

How does Ovitrelle trigger ovulation?

iatroX medicinesPublished 8 November 2026

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Ovitrelle contains choriogonadotropin alfa, which binds to LH/CG receptors on ovarian cells and acts as a surrogate luteinising hormone surge, triggering follicular rupture and ovulation.

Sources for this answer

Ovitrelle 250 micrograms/0.5 ml prefilled syringeMerck · emc · SmPC §5.1 Pharmacodynamic properties · Version 14Document updated 16 November 2022

Sources checked 8 November 2026

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Is Ovitrelle indicated for use during breastfeeding?Is Ovitrelle indicated for use during pregnancy?What conditions must be met for patients to self-inject Ovitrelle?What excipients are present in the Ovitrelle prefilled pen?What is known about interactions between Ovitrelle and other medicines?What is Ovitrelle used for in adult women receiving fertility treatment?

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