Sudden bleeding on the 14th day of abortion is not normal, usually the bleeding will be clean within 10 days, some women may continue to half a month, but the bleeding is relatively small. If there is heavy bleeding on the 14th day, even with symptoms of acute abdominal pain, we must exclude residual or co-infection, it is best to go to the hospital as soon as possible to do ultrasound examination, blood tests for HCG and blood routine, if the residue is more, HCG is higher, it may be necessary to arrange for a second purging operation as soon as possible, and at the same time, anti-infective treatment. If the amount of bleeding is relatively small, only spot bleeding or brown secretion, it is not necessarily caused by the residue, some women may start to take short-acting contraceptive pills on the same day after the operation, and during the period of taking the pills, there may be spot bleeding, which belongs to the normal reaction of the drug. However, it is recommended that half a month after the abortion, it is best to go to the regular hospital for the first review.