Human chorionic gonadotropin (HCG) is a glycoprotein extracted from the urine of pregnant, the molecular weight of approximately 50000, white or white powder prepared by the process of sodium benzoate in urine of pregnant women after adsorption, filtration, chromatography purification, remove pyrogen, ethanol precipitation and drying etc..
Chorionic gonadotropin is mainly used in the treatment of anovulatory infertility; luteal insufficiency; functional uterine bleeding; cryptorchidism; male hypogonadism; threatened abortion or habitual abortion