Leech is commonly used in our country blindly traditional animal medicine, its dry all as traditional Chinese medicine (TCM), flat, taste salty, bitter, have a little poison. With stasis detumescence, menstruation, bilge remover, out of evil blood, the effect of anti-inflammatory detoxification.

　　According to chemical analysis, the saliva contains hirudin, is a substance which, hirudin can inhibit the activity of thrombin, can prevent the fibrinogen in blood coagulation, the combination of inhibition of thrombin and platelet, has the greatly strengthened the effect of dissolve thrombus. Also can alleviate the spasm of animals, reduce blood pressure, it also contains the antithrombotic lai, soluble fiber element, crack fiber enzyme, heparin and so on.

　　Leech, known as the role of traditional Chinese medicine of promoting blood circulation to remove blood stasis, in dealing with such as blood loss shock, atherosclerosis, blood disease, high blood pressure, eye disease and a variety of lack of antithrombin diseases under the surface, shows great superiority and broad prospects.

　　水蛭在临床上多   用于治疗经闭、症瘤腹痛、跌打损伤、淤血疼痛、消肿解毒、降低血压、漏血不止、心肌梗死、急性血栓静脉炎、产后血晕等病症。

　　Leech clinically used to treat amenorrhea, more disease tumor pain, abdominal pain, injuries, congested, detumescence, detoxification, lower blood pressure, blood leakage more than, myocardial infarction, acute thrombotic phlebitis, postpartum disease such as the bruise.