Insufficient blood supply to the brain can be treated. According to the different causes of insufficient blood supply to the brain, its treatment is divided into the following aspects: 1. Patients with degenerative changes of the cervical spine compressing the internal carotid artery and external carotid artery can be treated by applying cervical rejuvenation granules orally, blood activation and pain relief cream locally, acupuncture, tui-na, physiotherapy, massage, etc. to reduce the compression of the cervical spine on the blood vessels in the neck. 2. For cervical vascular stenosis or blockage, cerebral infarction, In the acute stage, ischemic encephalopathy such as lacunar cerebral infarction can be treated with sedative dandruff drip solution, shuxinin injection, myo-inositol injection, etc. After the condition is stabilized, oral administration of Ginkgo biloba oral solution, Lisukang capsule, aspirin, clopidogrel, resulvastatin or atorvastatin is required.3 In patients with cerebral hemorrhage and subarachnoid hemorrhage, surgical treatment can be considered if the bleeding volume is high intracranial pressure. If the bleeding volume is small, you can order monosialic acid tetrahexose ganglioside sodium injection intravenously, and take oral antibiotic capsules and control the blood pressure within the normal range.