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hCG Injection

Insel Gruppe AG, University Hospital Bern · FDA-approved active Small molecule

hCG (human chorionic gonadotropin) is a glycoprotein hormone that stimulates the corpus luteum to produce progesterone, maintaining early pregnancy.

hCG (human chorionic gonadotropin) is a glycoprotein hormone that stimulates the corpus luteum to produce progesterone, maintaining early pregnancy. Used for Luteal phase support in assisted reproductive technology (ART) cycles, Hypogonadism in males, Anovulation and infertility in females.

At a glance

Generic namehCG Injection
Also known asPregnyl, Re-combinant human choriogonadotropin, spontaneous LH peak, Ovidrel, Pregnyl, Profasi
SponsorInsel Gruppe AG, University Hospital Bern
Drug classGonadotropin
TargetLH receptor (LHCGR)
ModalitySmall molecule
Therapeutic areaReproductive Endocrinology / Fertility
PhaseFDA-approved

Mechanism of action

hCG binds to the luteinizing hormone (LH) receptor on Leydig cells and corpus luteum cells, triggering steroidogenesis and progesterone production. In clinical use, exogenous hCG is administered to support luteal phase progesterone levels in assisted reproductive technology cycles or to treat hypogonadism by stimulating testosterone production in males.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results