If you want to know that you have miscarried, you can check whether there is any gestational sac tissue in the bleeding according to your symptoms and also through ultrasound examination, so that you can be sure that you have miscarried. The abdominal pain and bleeding will occur during miscarriage. If the abdominal pain will be reduced and the bleeding will be reduced after the discharge of the pregnancy capsule, if the bleeding is heavy after the miscarriage, it is considered that the miscarriage is incomplete and it is necessary to go to the hospital for further ultrasound examination, and it is possible to take reasonable medication under the guidance of the doctor. If the miscarriage is not clean will cause bleeding, but also easy to cause intrauterine infection, intrauterine infection will appear abdominal pain, fever and so on, it is best to go to the hospital in time for routine blood tests, under the guidance of the doctor with reasonable antibiotic treatment, at the same time, it is recommended not to have intercourse within a month, easy to aggravate the infection.