Postnatal discharge can be cleaned up in about 1 month, and for some women with fast recovery, the bleeding usually stops in about 3 weeks. If the bleeding time is more than 4 weeks, you need to go to the hospital to do some ultrasound review to observe whether there is poor uterine recovery or residual phenomenon. You need to observe whether there is some pain, or small abdominal drop, lumbago and other symptoms, which are all due to poor uterine recovery, as well as chronic gynecological inflammation. It is recommended to keep the vulva clean, wash it every day, you can use some drugs to promote the postnatal discharge faster, such as some motherwort granules can effectively help the uterus to recover, the normal discharge of 2-4 weeks clean.