Gonadotropin preparations

Gonadotropin preparations are drugs that mimic the physiological effects of gonadotropins, used therapeutically mainly as fertility medication for ovarian hyperstimulation and ovulation induction.^[1] For example, the so-called menotropins consist of LH and FSH extracted from human urine from menopausal women.^[2] There are also recombinant variants.^{[medical citation needed]}