Leeches can be used for stroke hemiplegia, stagnation of heart and abdominal pain, bruises and other injuries. Leech is the dried whole body of leech, leech or willow leaf leech of the family Hirudinidae, the medicinal properties of salty, bitter, flat; a small poison. Attributed to the liver meridian. It has the effect of removing blood stasis and eliminating the symptoms, and promoting menstruation to break the blood. Leeches can be used for stroke hemiplegia, stagnation of heart and abdominal pain, bruises. For the treatment of bruises, it is often combined with sumac, Liu Shunu, natural copper, etc. For the treatment of hemiplegia in stroke, it can be combined with Dilong, safflower, Angelica sinensis, etc. It can also be used for the treatment of obstruction in the abdomen. It can also be used in treating obstruction in the abdomen (lumps in women’s lower abdomen), plaque (lumps), and blood stasis and menstrual closure. It is often used to treat blood stagnation, menstrual closure and obstruction in the abdomen, often combined with Curcuma longa, Trigonella foenum and peach kernel, and often used with gadfly. This product is contraindicated in pregnant women and people with excessive menstruation, and the adverse effects are not clear. Please do not use the drug by yourself.