Amlodipine benzenesulfonate tablets are usually taken once a day. Whether you can take two tablets a day depends on the specific dosage of the drug, and you should choose the appropriate dosage under the guidance of your physician. Amlodipine benzenesulfonate belongs to the calcium ion antagonist, with vasodilatation and blood pressure lowering effect, clinically lowering blood pressure should be taken from a small dose, and gradually increase the dose of the drug, but the specific dosage should be in accordance with the doctor’s instructions, can not be the number of tablets as the dosage of the drug. Patients with high blood pressure should pay attention to monitoring the blood pressure level when taking oral antihypertensive drugs, you can adjust the dose according to the blood pressure level, some patients can also be combined, oral treatment of two or more antihypertensive drugs, to ensure that the level of blood pressure is stable, amlodipine benzenesulfonate is one of the basic antihypertensive drugs, can be used in the treatment of the majority of patients with high blood pressure. Adverse effects of amlodipine benzenesulfonate include lower limb edema, tachycardia, constipation, flushing, etc. It is contraindicated for patients who are allergic to the drug components. When choosing amlodipine benzenesulfonate for antihypertensive treatment in patients with hypertension, the appropriate dosage should be chosen under the guidance of a physician.