Antihypertensive drugs are mainly divided into the following five categories: 1, calcium channel blockers: the first major category of calcium channel blockers, the representative drugs felodipine, amlodipine benzoate, etc., which are more suitable for patients with hypertension with atherosclerosis; 2, ACEI class antihypertensive drugs: the second category of ACEI class antihypertensive drugs, the representative drugs are perindopril, fosinopril, etc., which are more suitable for patients with hypertension with proteinuria or 3, ARB class antihypertensive drugs: the third category of ARB class antihypertensive drugs, the representative drugs are temisartan, irbesartan, etc., these drugs are suitable for hypertension with diabetes, or hypertension with proteinuria; 4, beta-blockers: the fourth category of beta-blockers, the representative drugs are bisoprolol, propranolol, etc., these drugs are suitable for hypertension with Tachycardia, or patients with angina pectoris, myocardial ischemia; 5, diuretics: the fifth category is diuretics, representative drugs are hydrochlorothiazide, indapamide, etc., suitable for combined application with other types of antihypertensive drugs.