Benznidipine tablets should be nifedipine tablets, a calcium channel blocker, mainly used for the treatment of angina pectoris and high blood pressure. Nifedipine Tablet is a calcium channel blocker, mainly used in the treatment of angina pectoris, alone or in combination with other antihypertensive drugs, used in the treatment of hypertension. Patients may experience adverse reactions such as peripheral edema, dizziness and nausea after taking nifedipine tablets. Allergic persons may develop allergic hepatitis and skin rash, so allergic persons should be prohibited from taking it. When taking nifedipine tablets, it is recommended to use under the guidance of a doctor, and if any uncomfortable reaction occurs, it is recommended to stop the drug immediately and go to the hospital for examination and treatment.