Choriogonadotropin Alfa
Choriogonadotropin Alfa is a recombinant form of human chorionic gonadotropin (hCG), a hormone naturally produced during pregnancy. It is primarily used in fertility treatments to trigger ovulation in women undergoing assisted reproductive technologies and to treat hypogonadotropic hypogonadism in men by stimulating testosterone production.
A fertility medication that triggers ovulation in women and stimulates hormone production in men with certain hormonal deficiencies.
Key facts at a glance
- RxNorm
- 283550
- Generic
- Choriogonadotropin Alfa
- Class
- pin-variant
- Brands
- Ovidrel
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
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Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Used in women to induce final oocyte maturation and ovulation during controlled ovarian stimulation for assisted reproductive technologies. In men, it treats hypogonadotropic hypogonadism to stimulate spermatogenesis and testosterone production.
Acts as an analog of natural hCG by binding to luteinizing hormone (LH) receptors in the ovaries and testes. In women, it triggers the final maturation and release of oocytes. In men, it stimulates Leydig cells to produce testosterone and supports sperm production.
Administered by subcutaneous injection. Should only be prescribed by specialists in reproductive medicine. Carries risks of ovarian hyperstimulation syndrome (OHSS) in women and multiple pregnancies. Not indicated for use during pregnancy. Requires appropriate patient selection and monitoring throughout treatment.
Official drug label
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Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy