The injections for cerebral infarction mainly include alteplase and urokinase, but also edaravone, cytidine diphosphate choline, ceruloplasmin hydrolysate as well as 706 plasma substitute, butyrophthalein, hypofibrinogenin, and ankylosing enzyme, to name a few. The main action of alteplase and urokinase is thrombolysis. The main role of edaravone, cytidine diphosphate, and ceruloplasmin hydrolysate is neuroprotective therapy. The main role of Shuxianin, Vibramycin and Chuanxiongzine is to improve blood circulation and activate blood stasis. The role of butyl peptide is to improve the signs and symptoms of neurological deficits, and 706 plasma substitute is mainly a volume expansion effect. In addition, if the patient has a consciousness disorder, usually can also be given wake up the brain Jing, the main role is to wake up the brain treatment. Mannitol can also be given intravenously when the intracranial pressure is increased, the main role is to lower the cranial pressure, but also can be given glycerol fructose and tachycardia. For patients with cerebral infarction, fibrin-lowering therapy can also be given, and the main drugs are fibrinolysis and ankylosing enzymes.