The choice of antihypertensive drugs needs to be decided according to the specific situation of the patient as well as the efficacy and contraindications of the drugs, different drugs are suitable for different types of patients, and if necessary, need to be combined with drugs. 1. Diuretics: these drugs are suitable for the treatment of mild to moderate hypertension and the combination of sodium retention patients, common drugs include hydrochlorothiazide, etc., but patients with gout and other diseases are prohibited from using these drugs. 2. β-blockers: Metoprolol and other drugs can reduce the heart rate, suitable for the combination of rapid heart rate, chronic heart failure, patients suffering from asthma, acute heart failure, sick sinus node syndrome and other diseases prohibited such drugs. 3. Calcium channel blockers: these drugs are suitable for people with diabetes and hyperlipidemia, and representative drugs include felodipine extended-release tablets. The disadvantage is that it is easy to cause lower limb edema, and patients who are allergic to this kind of drugs are not allowed to use this drug. 4. Angiotensin-converting enzyme inhibitors: these drugs are suitable for people with heart failure, myocardial infarction, the representative drugs include captopril, etc. The disadvantage is that it is easy to cause dry cough, hyperkalemia, bilateral renal artery stenosis and other patients are prohibited. 5. Angiotensin II receptor antagonists: these drugs are similar to angiotensin-converting enzyme inhibitors, but these drugs are not easy to cause dry cough, representative drugs include valsartan. 6. a receptor antagonist: secondary hypertension such as renal hypertension patients need to use prazosin and other a receptor antagonist for antihypertensive treatment, allergy to the drug patients prohibited this drug. How to choose antihypertensive drugs under the guidance of specialists, standardize the use of medication, to avoid misunderstanding.