1. Danshen injection is a main drug for promoting blood circulation and removing blood stasis, which has many beneficial cardiovascular effects. Drug composition: Salvia miltiorrhiza has been widely used to treat coronary heart disease and other diseases in recent years, and achieved good results. The medicine is suitable for symptoms of chest obstruction and blood stasis, such as chest tightness, palpitation, angina pectoris, acute and chronic myocardial infarction, ischemic stroke, cerebral infarction or apoplexy sequelae. Salvia miltiorrhiza has the functions of dilating coronary artery, inhibiting platelet aggregation, reducing plasma viscosity and accelerating red blood cell velocity, which is beneficial to improving microcirculation and preventing thrombosis. 2. Xuesaitong injection is an extract of Panax Notoginseng, which can improve heart diseases and treat cerebrovascular diseases (cerebral thrombosis, cerebral infarction, transient cerebral ischemia, paralysis after cerebral hemorrhage, hemifacial spasm, etc.). In fact, they are all Chinese patent medicines, which have similar functions and can be used in combination.