The invention discloses a traditional Chinese medicine for treating puerperal endometritis. The traditional Chinese medicine comprises ten traditional Chinese medicinal raw materials of commelina communis, savatier monochasma herb, angelica sinensis, leonurus, dendrobe, radix glycyrrhizae and the like. The traditional Chinese medicine contains the commelina communis, the savatier monochasma herb and the radix glycyrrhizae for clearing heat, removing poison, promoting dampness, stopping vaginal discharge, dispersing blood stasis and relieving pain, and also contains the angelica sinensis, the leonurus and radix sophorae flavescentis for warming kidney, supporting yang, dispersing cold and removing dampness; after apozem decocted by all the medicines is taken, the effects of heat clearing, poison removal, dampness promotion, blood stasis dispersion, kidney warming, yang supporting, inflammation diminishing, pain relief, symptom and root cause treatment, obvious treatment effect and short curing time are achieved. The traditional Chinese medicine has obvious curative effect for the endometritis particularly caused by cesarean, artificial expansion of the cervix, exploration of the uterine cavity, manual removal of placenta, repeated check of the vagina, preterm non-labor of premature rupture of the amniotic membrane more than 24 hours, prolonged labor, prolonging of the second stage of labor and presentation.