How to tell if the follicle is broken after the ovulation injection, you can go to the obstetrics and gynecology department of the regular hospital to do ultrasound to observe the development of the follicle. You can also use ovulation test paper, ovulation usually occurs 36 hours after the ovulation injection. Clinical use of chorionic gonadotropin to promote ovulation, how to know whether ovulation is successful, it is recommended to do a follicle monitoring ultrasound 36 hours after the drug. If the ultrasound detects no more mature dominant follicles afterward, then ovulation was successful. You can also check the blood chorionic gonadotropin about 10 days after the egg-breaking shot to see if fertilization is successful, but the most reliable is the follicle monitoring ultrasound. It is recommended to keep a calm mind during this period, and having intercourse under your doctor’s supervision will increase your chances of conception. About 15 days after intercourse, you can go to the hospital to check your blood HCG level. If the HCG level in your body is elevated, pregnancy is highly suspected. Take rest and avoid strenuous activities during this period.