After taking the pill, it is necessary to drink alcohol at least two hours later, and the amount of alcohol should not be too much, not to reach the state of drunkenness, otherwise it will affect the therapeutic effect of the pill. In addition, during the application of the pill, you should pay attention to the regularity of work and rest, not to stay up late, so as not to affect the endocrine, the diet should be lighter, avoid cold, spicy and stimulating food, preferably not to drink alcohol, so as not to stimulate the appearance of nausea, vomiting and other gastrointestinal discomfort. In addition, the application of emergency contraceptive pills should be observed to see if there is retreating bleeding, usually in about a week there will be vaginal bleeding, if the amount of vaginal bleeding is large, it indicates the success of contraception; if the amount of vaginal bleeding is relatively small, you should also observe your own menstruation; if the menstruation comes normally, it also indicates the success of contraception. If there is no menstrual flow after using the pill, you should also rule out the possibility of contraceptive failure.