Olmesartanate is an ARB class antihypertensive drug. This drug is clinically common and has a better effect on lowering blood pressure. It is better for young type and middle-aged type of hypertension, as well as renin-angiotensin activated RAS system. ARB drugs have a slightly longer onset of action and are long-acting drugs, with a general 24-hour onset of action and a metabolic cycle of 24 or 72 hours. Adherence to long-term medication will have a better effect on the improvement of blood vessels, heart, brain, kidney and atherosclerosis, which mainly plays a role in the protection of blood vessels and synchronous hypotension, hypotension and protection of blood vessels are completed simultaneously, and this antihypertensive drug is used more in life.