ARB antihypertensive drugs include Irbesartan, Coxsartan, Valsartan and Telmisartan, etc. ARB antihypertensive drugs are medically known as angiotensin II receptor antagonists, which are a new class of antihypertensive drugs developed after angiotensin-converting enzyme inhibitors (ACEI), with significant and long-lasting antihypertensive effects, and can reverse the target organ damage caused by hypertension, such as reducing urinary microalbumin, delaying heart It can reverse the target organ damage caused by hypertension, such as reducing urinary microalbumin and delaying heart wall thickening, which can effectively reduce the chance of cardiovascular disease. Once a day, blood pressure can be well controlled for 24 hours. In addition, ARB overcomes the adverse effects of ACEI such as cough and angioedema, and is the first-line antihypertensive drug currently used in clinical applications.