The follicles will be discharged in about 24 to 48 hours after the egg-breaking injection, but it is not possible to generalize, due to individual differences, the length of time for the follicles to be discharged will be different. The main function of the egg-breaking injection is to help the follicle to be discharged normally, the main component is human chorionic gonadotropin HCG, 1~2 days after the egg-breaking injection, the follicle will be discharged, you can choose to arrange coitus within 24~72 hours after the injection of the egg-breaking injection, so that the probability of conception will be increased. After the injection, the follicle discharge time is not fixed, in order to further understand whether the follicle discharge situation, you can go to a professional gynecological hospital for ultrasound or ultrasound examination, through this way, you can more accurately grasp the specific time of follicle discharge, arrange for coitus during the ovulation period, which can enhance the probability of conception. Egg-breaking injections need to be standardized under the guidance of a doctor, if discomfort occurs after the egg-breaking injection, please consult the hospital in time to avoid adverse consequences.