Urinary follicle stimulating hormone (UF stimulating hormone) is usually given for about 10 days and will result in ovulation, but there are individual variations. Urinary follicle stimulating hormone is mainly used for non-ovulation and the treatment of clomiphene citrate tablets is ineffective and assisted reproduction techniques to promote ovulation, must be used under the guidance of a doctor, usually in the muscle injection will form dominant follicles in about 10 days, can be in the last muscle injection within 24 to 48 hours, follow the doctor’s instructions muscle injection of urinary follicle stimulating hormone to promote ovulation. Intramuscular injection of urofollicle stimulating hormone may cause local adverse reactions such as warmth and pain at the injection site, and is contraindicated in women with a history of allergy, pregnancy or breastfeeding, as well as ovarian and uterine tumors. Ultrasound monitoring is needed to observe follicular development after intramuscular gonadotropin injection, and intercourse should be arranged in time to increase the chance of conception. If you have any other questions, it is recommended to consult a medical professional for guidance.