The Sutent contraceptive pill belongs to the levonorgestrel emergency contraceptive pill, which is a fully synthetic and potent progestin. It acts on the hypothalamus and pituitary gland to inhibit ovulation, the endometrium becomes thin to prevent the fertilized egg from implanting, and at the same time makes the cervical mucus become sticky to prevent the sperm from penetrating. The characteristics of emergency contraceptive pills can only have a certain remedial effect on the previous sexual life, there is no preventive effect on the subsequent sexual life. If you have sex again after taking emergency contraceptive pills, you must take regular contraceptive measures, otherwise there is still a possibility of pregnancy. Emergency contraceptive pills should be taken within 72 hours of unprotected intercourse at the latest, and the earlier the medication is taken, the higher the success rate of the remedy. Common adverse reactions to emergency contraceptive pills nausea, vomiting, irregular vaginal bleeding, can affect the normal endocrine sex hormone levels, leading to the presence of late menstrual irregularities. It should be used at most once a month and no more than three times a year, and repeated use may affect normal pregnancy and childbirth in the future.