The advantage of amlodipine benzenesulfonate is that it can improve myocardial blood supply while lowering blood pressure, and the disadvantage is that adverse reactions such as palpitations, flushing and dry stools can occur. Advantages: amlodipine benzenesulfonate has the effect of inhibiting the inward flow of calcium ions, for peripheral blood vessels and coronary arteries have a dilating effect, it is more suitable for the elderly patients to take, because most of the elderly patients have coronary artery disease, lowering blood pressure and at the same time can increase the coronary artery blood supply. The effect of lowering blood pressure is stable and serious hypotension rarely occurs. Disadvantages: Amlodipine benzenesulfonate may have some adverse reactions, such as palpitations and flushing in some patients, which may be related to the vasodilator effect of the drug. Patients taking amlodipine for a long period of time may also experience dry stools. Amlodipine benzenesulfonate allergy is prohibited, in the process of taking amlodipine benzenesulfonate, pay attention to strengthen the monitoring of adverse reactions, such as symptoms are obvious to consult a doctor in a timely manner, under the guidance of the doctor to adjust the dose of the drug or switch to other kinds of drugs.