Emergency contraceptive pills are not recommended to be taken twice a month, and it is best not to take them more than 3 times a year. If you take the pill twice a month, it can easily lead to menstrual cycle disorders, menstrual abnormalities, gastrointestinal discomfort and so on. Because the emergency contraceptive pill contains a lot of hormones, after taking the pill many times, it is easy to lead to hormone level disorders in the body, easy to stimulate the uterine lining or ovarian function is abnormal, then it is easy to lead to abnormal bleeding or menstrual abnormalities. Some women, after taking it, have certain damage to the liver and kidney function, and may also have gastrointestinal reactions such as nausea and vomiting. It is recommended that emergency contraceptive pills should be taken no more than 3 times a year, and if the patient experiences any of the above discomforts, she should go to the hospital actively for treatment.