Benidipine is a long-acting antihypertensive drug, which can be taken once a day. 1. Benidipine is a calcium antagonist, which can dilate peripheral blood vessels and is mainly used in the treatment of essential hypertension. It has little effect on the heart rate when lowering blood pressure, and at the same time has a protective effect on the kidneys, which is more suitable for patients with coronary heart disease and kidney disease. 2. The half-life of Benidipine is 1~2 hours, the maintenance time of the drug in the peripheral tissues is longer, so it can play the role of lowering blood pressure for a long time, and it belongs to the range of long-acting antihypertensive drugs. 3. Benidipine’s adverse reactions include flushing, dizziness, headache, edema, constipation, hypotension, etc. It is forbidden for women who are allergic to the drug components, cardiogenic shock, and lactation during pregnancy. When taking Benidipine orally for the treatment of hypertension, choose the appropriate dose under the guidance of a physician.