This drug has a certain effect of activating blood circulation and removing blood stasis, promoting the smooth operation of gases in the body, and can assist in eliminating ischemic pain caused by insufficient blood supply, and can also effectively dilate blood vessels, especially coronary blood vessels of the heart, and alleviate the symptoms caused by angina pectoris and acute myocardial infarction, so as to achieve the purpose of improving myocardial ischemia. In clinical practice, it is mainly used in the prevention and treatment of coronary atherosclerotic heart disease, angina pectoris, acute coronary syndrome and so on. For the lack of blood flow caused by panic and shortness of breath, chest tightness also has a very good role in the treatment.