The pill in this context should refer to the emergency contraceptive pill. Emergency contraceptive pills may cause a small amount of bleeding 3 to 7 days after taking them, and some people basically do not experience bleeding symptoms. If you are taking emergency contraceptive pills, you may have withdrawal bleeding, and withdrawal bleeding occurs about 3~7 days after taking the pill, which cannot be accurately determined, and there may be some individual differences. There are also some people who take emergency contraceptive pills without any discomfort or irregular bleeding from the vagina. Usually must follow the doctor’s advice to use contraceptives, it is best not to blindly use the drug, if you are taking the emergency contraceptive pill, must be appropriate to control the number of times the drug is used, generally the best not to exceed three times a year. After taking the medication, you need to observe the symptoms of the body, if there is any abnormality, it is best to consult a doctor in a timely manner.