The main drugs for lowering blood pressure are diuretics, beta-blockers, calcium channel blockers, angiotensin-converting enzyme inhibitors and so on. 1. Diuretics: Hydrochlorothiazide is commonly used. They are mainly suitable for mild to moderate hypertension, especially for patients with simple systolic hypertension, obesity and diabetes mellitus. 2. β-blockers: propranolol, metoprolol, etc. are commonly used. They are suitable for different degrees of hypertension, especially for young and middle-aged patients with fast heart rate. 3. Calcium channel blockers: nifedipine, nicardipine, diltiazem, etc. are commonly used. 4. ACEI drugs (angiotensin-converting enzyme inhibitors): commonly used are captopril, enalapril and so on. It has good effect on hypertensive patients with obesity, diabetes, heart and other target organ damage. 5. ARB drugs (angiotensin II receptor antagonist): commonly used chlorosartan, valsartan and so on. The antihypertensive effect is slow, but lasting and stable. The selection of specific antihypertensive drugs should be based on their own conditions under the guidance of the doctor, do not stop or change the dose of drugs. During the period of taking medication, you need to monitor your blood pressure dynamically, and consult a doctor in time if you feel unwell.