Atorvastatin calcium tablets is a kind of statin drug, its role has the following aspects: 1, atorvastatin can reduce blood lipids, treatment of primary hypercholesterolemia; 2, cardiovascular and cerebrovascular disease drugs: cardiovascular and cerebrovascular diseases (i.e. coronary heart disease, cerebral infarction, heart attack, vascular stenosis, etc.) because of atherosclerotic plaque formation, so that the narrowing of blood vessels or even blockage caused, and statin drugs on the one hand to reduce the cholesterol content On the one hand, statins reduce the cholesterol content, reduce plaque formation, on the other hand, they can make unstable plaque become stable plaque, prevent plaque rupture and block blood vessels, forming cerebral infarction, myocardial infarction or other vascular occlusion, so atorvastatin calcium tablets are important drugs for the treatment of cardiovascular and cerebrovascular diseases.