Amlodipine benzenesulfonate can usually take half a tablet, but the clinical selection of the drug should be based on the dosage, under the guidance of the physician to choose the appropriate dose. Amlodipine benzenesulfonate works by inhibiting the inward flow of calcium ions and is able to exert antihypertensive effects by dilating peripheral blood vessels. Amlodipine benzenesulfonate belongs to the ordinary tablets, the drug’s half-life is relatively long, you can break open the oral, some patients can take half a tablet orally, but the dose as a standard, and under the guidance of the physician to choose the appropriate dose. Amlodipine benzenesulfonate is mainly used in the treatment of hypertensive patients, the adverse effects of the drug are lower limb edema, constipation, tachycardia, flushing, etc. It is forbidden for patients who are allergic to the components of the drug, with unexplained liver enzyme elevation, or with severe hepatic function impairment. Clinical oral amlodipine benzenesulfonate to reduce blood pressure, according to the blood pressure level under the guidance of the doctor to choose the appropriate dose, to avoid adverse consequences.