The effective drugs for the treatment of cerebrovascular occlusion are thrombolytic drugs, commonly used in the clinic are rtpA, urokinase, streptokinase, but there are certain requirements for the application of these drugs, there should be an indication for thrombolysis, it should be applied within 4.5-6 hours of the onset of the disease, otherwise the patient’s risk of cerebral hemorrhage is very great, there should be an indication for thrombolysis, and to rule out contraindications to thrombolysis, for example, the patient has undergone surgery or has had a history of cerebral hemorrhage in the past three months are not suitable for thrombolysis. For example, if the patient has had surgery within 3 months or has a history of cerebral hemorrhage, it is not suitable for thrombolysis. There are other options commonly used in the clinic. If thrombolysis is not available, there are also drugs such as fibrin reduction, anticoagulation, antiplatelet, and cerebral protection, which are more effective in treating cerebral infarction, and can save the patient’s ischemic hemianopsia, reduce the degree of necrosis of the brain tissue, and try to save the patient’s cerebral nerve function.