The advantages of amlodipine benzenesulfonate tablets are that they can lower blood pressure and improve symptoms such as angina pectoris that occurs in coronary heart disease. The disadvantage is that adverse reactions such as headache, edema, panic, rash, red face, abdominal pain and nausea may occur. 1. Advantages: the drug belongs to the calcium channel blocker, after taking it, it can inhibit calcium ions from entering the vascular smooth muscle across the membrane as well as the myocardium, so as to achieve the lowering of blood pressure as well as improve the blood supply and oxygen supply of the myocardium. Therefore, it is used in the treatment of chronic stable angina pectoris and variant angina pectoris caused by hypertension and coronary heart disease. 2.Disadvantages: The drug may cause headache, edema, panic, rash, red face, abdominal pain, nausea and other adverse reactions after taking it. Allergy to the components of the drug is prohibited, and in the process of taking the drug, you need to pay attention to low blood pressure, aggravation of angina pectoris, myocardial infarction, impaired hepatic function, and so on, and for pregnant women and lactating women need to be used with caution. If you need to take nifedipine benzenesulfonate tablets for treatment, it is recommended to consult a doctor in time and use it under the guidance of a doctor.