Nitrendipine tablets is a kind of antihypertensive drug, belongs to dihydropyridine calcium channel receptor blocker. 1. Nitrendipine reduces peripheral vascular resistance by inhibiting calcium inward flow in vascular smooth muscle, and also dilates coronary arteries, renal arterioles and other systemic blood vessels, so as to achieve antihypertensive effect. 2. Nitrendipine is mostly applied to hypertensive patients with slow heart rate, and is forbidden to those who are allergic to this ingredient and those with severe aortic valve stenosis. Allergic hepatitis, skin rashes and even exfoliative dermatitis can occur in people who are allergic to this product. 3. As its application leads to reflex sympathetic excitation, it can cause adverse reactions such as increased heart rate, facial flushing, headache and lower limb edema. In addition, adverse reactions such as angina pectoris and transient hypotension may occur when taking this drug. Please use the drug under the guidance of a doctor and not blindly on your own.