Human chorionic gonadotropin in lyophilized powder and solvent for solution for injection. For cows: induction of ovulation in cases of failed or delayed ovulation, treatment of follicular cysts, hypofertility due to insufficient luteal function. For bulls in cases of inguinal cryptorchidism, stimulation of testosterone production in cases of decreased libido. For sows: induction of ovulation, in cases of anestrus, following treatment with follicle-stimulants. For mares: induction of ovulation in cases of prolonged estrus, following appropriate treatment with follicle-stimulants.