Prevention of cardiovascular and cerebrovascular blockage needs to control the patient’s blood pressure and blood lipids, which can be done by taking antihypertensive drugs, antiplatelet drugs, statin drugs and so on. 1. Antihypertensive drugs: Used for hypertensive patients, commonly used drugs are enalapril, irbesartan, nifedipine, metoprolol, hydrochlorothiazide, etc. 2. Antiplatelet drugs: commonly used are aspirin, clopidogrel and so on. 3. Statin drugs: such as lovastatin, resuvastatin, simvastatin, atorvastatin and so on. These drugs have different degrees of side effects, such as gastrointestinal discomfort, liver and kidney function impairment, etc. When using these drugs, they must be taken under the guidance of a doctor in strict accordance with medical advice.