Catalog5 refs
HCG (Human Chorionic Gonadotropin)
ReproductiveResearch use only
Educational use only. Not medical advice. Verify all information with primary sources and a licensed clinician before use.
Body Map
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Overview
HCG is a glycoprotein hormone naturally produced by the placenta during pregnancy that binds LH receptors to stimulate testosterone and estrogen biosynthesis. FDA-approved for cryptorchidism, hypogonadotropic hypogonadism, and ovulation induction.
Primary Uses
Maintains testicular function during TRT
Preserves fertility and prevents testicular atrophy
Stimulates endogenous testosterone production
Induces ovulation in women
Ovulation Induction
Hypogonadotropic Hypogonadism
Post-Cycle Therapy
Cryptorchidism
Protocol Reference
Dose
250-1500 IU (lower for TRT adjunct, higher for fertility)
Frequency
2-3 times weekly, or every other day for lower doses
Half-life
24-36 hours
Route
Subcutaneous · Intramuscular
Evidence
FDA Approved
Research Models
Human
Also in Reproductive