Angiotensin converting enzyme inhibitors, also called ACEI class products, representative drugs are captopril, benazepril, enalapril, the general price of the market price of 60 yuan / box, each box has 10 tablets, but according to the different regions, the price varies, it is best to the patient’s local pharmacy and drugstore prices prevail. The main effects of angiotensin-converting enzyme inhibitor can control and prevent hypertension, inhibit the remodeling of the heart muscle to achieve nutrition of the heart muscle, this drug is recommended to be taken regularly to treat hypertension. Blood pressure should be measured 2-3 times a day, and the dose of the drug should be adjusted according to the fluctuation of blood pressure to achieve the purpose of prevention and treatment.