If you want to promote uterine contraction and discharge the residue, there are several methods commonly used: 1, you can use drugs to promote uterine contraction, such as hysteronin, motherwort granules, etc. Taking drugs as well as injections can promote uterine contraction and help discharge the residue.2, you can do uterine rejuvenation treatment, which is to say, using instruments to promote uterine contraction and facilitate the discharge of residue.3, you can have a purging operation, especially under ultrasound-guided The success rate is very high and the residue can be discharged as soon as possible.4. You can use some methods to promote uterine contraction, such as massaging the bottom of the uterus by yourself or acupuncture and so on.