Usually chuanxiong injection, mainly refers to chuanxiongzine hydrochloride injection, different manufacturers, the price of the drug is not the same, usually in the range of 10-30 yuan / stick, the drug has to improve microcirculation, dilate the small arteries, antiplatelet aggregation, blood circulation and blood stasis, for platelets have already appeared in the aggregation of platelets also have anti-aggregation effect. It is mainly used in the acute stage of ischemic cerebrovascular disease, applicable to occlusive cerebrovascular disease, such as cerebral thrombosis, cerebral embolism cerebral blood supply insufficiency and other ischemic cerebrovascular disease, can also be applied to coronary heart disease, vasculitis and so on. However, Chuanxiong Injection is not suitable for patients with cerebral hemorrhage and hemorrhagic tendency, nor is it suitable for acupoint injection, not suitable for large amount of intramuscular injection, and the speed of intravenous drip should not be too fast.