In the clinic, the main reason why the ovulation injection is mainly because of ovulation dysfunction, under the action of external drugs to make the follicle growth and development, and then discharged eggs. The quality of the eggs discharged by ovulation promotion treatment in this case will not be poor, and it will not affect the growth and development of the fetus, so it can be used with confidence. In addition, in the process of promoting ovulation must pay attention to: 1, ultrasound to monitor the growth of follicles, when the follicles reach the advantage of the clinical guidance of coitus, so as to improve the chances of pregnancy. 2, pay attention to avoid the symptoms of follicular overstimulation, in the clinical once the lower abdomen swelling and pain, urinary, this case must go to the hospital to do the appropriate examination, to exclude the ovarian overstimulation of the syndrome. Once ovarian hyperstimulation occurs, it is necessary to give clinical intervention.