Injections of urotensin can promote ovulation, which is very effective in treating patients with primary amenorrhea, secondary amenorrhea, or physical ovulation disorders, and the chances of successful pregnancy with urotensin can be more than 70%. Urine promotion refers to urotensin, if infertility is successfully cured by injecting urotensin, it can be used in combination with chorionic gonadotrophin, the effect will be better. The use of urotensin for infertility treatment is intramuscular injection for 5 consecutive days. After 7 days, you need to go to the hospital for rechecking, according to the hormone level of your body and the development of follicles, until the follicles have matured, then the urotensin can be changed to chorionic gonadotrophin. Chorionic gonadotropin is also used as an intramuscular injection. The function of chorionic gonadotropin is to induce mature follicles to ovulate, and the ovaries will respond within 21 days of the injection. If the ovaries do not respond after 21 days of injection, the treatment can be continued until the ovaries respond.