The most important and the most important injection in the acute stage of cerebral infarction is the intravenous thrombolytic drug. At present, the commonly used intravenous thrombolytic drugs are alteplase and urokinase, which is applicable to patients who consult the doctor within 3-4.5 hours of the onset of disease, and the dose is often 0.9 times the patient’s kilogram of body weight, and the urokinase is applicable to patients who consult the doctor within 6 hours of the onset of the disease. In addition to this, injections such as piracetam and cytidine diphosphate can be given to nourish brain cells, while studies have shown that herbal injections such as ginkgo biloba, danshen, and thromboxane can play a role in improving cerebral circulation, which is helpful in the recovery of cerebral infarction. Patients who have decreased immunity can take gammaglobulin to improve the immune function of the body.