Chuanxiongzine, generally referred to as Chuanxiongzine Phosphate, can be used for the treatment of ischemic cerebrovascular disease; it should be contraindicated for those who are allergic to the product and for patients with cerebral edema, cerebral hemorrhage, or a tendency to hemorrhage. Chuanxiongzine phosphate is commonly used in the form of tablets, drops, injections, etc. It is a western medicine; it is a vasodilator with anti-platelet aggregation and depolymerizing effect on aggregated platelets. Therefore, it is commonly used in the treatment of ischemic cerebrovascular diseases (such as cerebral blood supply insufficiency, cerebral thrombosis, cerebral embolism, etc.). Because of its anti-platelet aggregation, it is contraindicated in patients with cerebral edema, cerebral hemorrhage or bleeding tendency; and it is also contraindicated in patients who are allergic to the drug, as it may cause serious adverse reactions after use. In addition, it should be used with caution in pregnant women, lactating women and people with low blood pressure. Some patients may experience drowsiness, dry mouth, stomach upset and other adverse reactions after using this product, which can be relieved by reducing the dosage. Specific use should also be under the guidance of a physician to follow medical advice.