Clinically used antihypertensive drugs generally have the following five categories: first, calcium antagonists, clinically more commonly used, generally nifedipine, amlodipine, clinically used drugs called Bexin with, luohuoxi, etc.. Second, angiotensin-converting enzyme inhibitors, also known as ACEI drugs, generally have captopril, perindopril, enalapril, etc., clinically used drugs are generally Yashida, etc. Third, angiotensin II receptor antagonists, also called ARB class drugs, generally have Crosartan, Valsartan, Irbesartan, commonly used drugs generally have Dynavin, Ambovy, etc. Fourth, beta-blockers, generally have metoprolol, bisoprolol, etc., the commonly used drugs are called betalactam, Convoy, etc. Fifth, diuretics, generally have hydrochlorothiazide, furosemide, etc.. For patients with hypertension, a reasonable choice of antihypertensive drugs should be made according to his blood pressure and the presence of comorbidities.