Chronic hypoxia in the brain is mainly caused by arteriosclerosis in the brain and slow blood circulation in the brain. Patients are recommended to take drugs with blood activation and circulation improvement, which can improve the symptoms of cerebral hypoxia. Clinically, patients are advised to take oral ginkgo biloba dripping pills, blood plugging tablets, vermifuge snake Tongluo capsule, compound Dilong capsule, and also western medicine with cerebral vasodilator effect, for example, patients are advised to take oral flunarizine hydrochloride capsule to improve the patient’s symptoms. However, patients must be medicated for the risk factors that cause atherosclerosis, and patients are advised to take aspirin for anti-platelet aggregation. If the patient has hyperlipidemia, the patient is advised to take atorvastatin calcium tablets or rosuvastatin calcium tablets to regulate lipids and stabilize plaque to improve the patient’s symptoms.