Cerebral insufficiency of blood supply can be treated by general treatment, medication and surgery. 1. General treatment: improve lifestyle, such as quit smoking and drinking, low-salt and low-fat diet, appropriate exercise, etc., and remove risk factors, such as controlling blood pressure, blood lipid and blood sugar. 2. Drug treatment: anti-platelet drugs such as aspirin, clopidogrel, etc., anticoagulant drugs such as warfarin, rivaroxaban, etc., which can prevent platelets from adhering to and aggregating into clumps, which is conducive to the blood supply to the brain. 3. Surgery: severe stenosis can be treated by surgery, such as carotid artery severe stenosis can be applied to carotid endarterectomy or carotid artery stenting. Patients with insufficient blood supply to the brain should seek medical treatment in time and follow the doctor’s instructions, and should not blindly use medication on their own.