In normal women, the two dominant follicles will be discharged 28 days apart, and in patients using ovulation stimulating drugs, the two dominant follicles will be discharged 0~3 days apart. Generally, there is 1 dominant follicle in a woman every month, and the interval between two dominant follicles is usually 28 days. If you are taking ovulation injections or ovulation stimulants, you may have more than one dominant follicle develop and mature each time, and these two dominant follicles may be released 0-3 days apart. How long between the two dominant follicles will be discharged needs to be judged according to the woman’s physical condition, for the use of ovulation stimulating drugs for treatment of women need to go to the hospital for regular checkups, to avoid overstimulation of the ovaries, which can lead to ovarian hyperstimulation syndrome and so on.