Taking short-acting contraceptives will affect ovulation because they inhibit ovarian ovulation. Short-acting contraceptives are compound short-acting oral contraceptives, belonging to the compound preparation of estrogen and progesterone, the more commonly used compound short-acting oral contraceptives are deoxypregnene ethinyl estradiol tablets, ethinyl estradiol cyclopropylgestrel tablets, drospirenone ethinyl estradiol tablets and so on. Compound short-acting oral contraceptives, estrogen and progesterone negative feedback inhibit the hypothalamus to release gonadotropin-releasing hormone, thereby inhibiting the pituitary gland secretion of follicle-producing hormone and luteinizing hormone, will not appear before ovulation luteinizing hormone peak, so that ovarian ovulation is inhibited. Since the ovaries can no longer ovulate, there is of course no ovulation. The mechanism of action of compound oral short-acting contraceptives also includes the ability to change the cervical mucus properties, change the morphology and function of the endometrium, and change the function of the fallopian tubes, so as to achieve contraception. It is recommended that patients who have the need to take the drug, under the guidance of a doctor.