The treatment of high blood pressure in middle-aged and old people is mainly to improve lifestyle and use antihypertensive drugs. 1. Improve lifestyle: reduce sodium intake: it is recommended that the amount of salt per person per day should be no more than 2g; reduce fat intake: reduce the intake of cooking oil, eat less or no fatty meat and animal offal; control body weight; increase exercise; quit smoking and limit alcohol; reduce mental stress and keep a balanced mind. 2. Antihypertensive drugs: currently commonly used antihypertensive drugs can be summarized into five categories: diuretics such as hydrochlorothiazide, furosemide, etc.; β-receptor antagonists such as metoprolol, bisoprolol, etc.; calcium channel blockers such as amlodipine, nifedipine, etc.; angiotensin-converting enzyme inhibitors such as Benadryl, Captopril, etc.; angiotensin II receptor antagonists such as valsartan, Irbesartan, etc.. For the treatment of hypertension antihypertensive drugs should follow the following principles: start with a small dose, give preference to long-acting agents, combine drugs and individualization. For middle-aged and elderly people with clear hypertensive disease, they should consult a doctor in time and be treated under the guidance of a physician, and should not take medication without authorization to avoid adverse consequences.