After taking emergency contraceptive pills, vaginal bleeding occurs one week after stopping the pills, mainly due to the withdrawal bleeding caused by contraceptive pills, the general amount of bleeding is not much, in 3-5 days or so will be clean on their own, so the vast majority of the intervention can be avoided, as long as during the bleeding period to maintain vulvar cleanliness, do not have sex, to avoid infections, and change sanitary napkins diligently on the can. If the bleeding is heavy, almost the same as menstruation, clinical intervention is necessary, you can take oral hemostatic drugs to deal with the symptoms, such as taking Anluo blood three times a day, each time to take 5mg, for three days, most of the bleeding will stop. If the bleeding doesn’t stop, it is recommended to go to the hospital for examination, probably due to oral contraceptive pills causing menstrual disorders, and ultrasound should be done to understand the thickness of the endometrium, and then give medication for treatment.