Amlodipine benzenesulfonate tablets can generally treat primary hypertension, angina pectoris and other diseases. 1. Primary hypertension: the main effect of this drug is to block calcium channels, dilate blood vessels and lower blood pressure. It can also dilate coronary arteries and improve myocardial blood supply. It is mainly used for hypertensive patients and has good effect on primary and vascular hypertension. 2. Angina: the drug belongs to the calcium ion antagonist, for angina attack, it can reduce the spasm of coronary artery blood vessels, and has the effect of anti-angina. Patients in the use of drugs, should be used under the guidance of the doctor, to avoid private use of drugs. It can not be used if you are allergic to the drug. If peripheral edema, constipation, palpitations and other symptoms occur during the use of the drug, stop taking the drug to avoid discomfort to the body. Pregnant women cannot use the drug. It is necessary to use the drug under the supervision of a physician.