Atorvastatin, also known as atorvastatin calcium, can promote the body’s uptake and catabolism of low-density lipoprotein, reduce the synthesis of low-density lipoprotein, and reduce the level of low-density lipoprotein cholesterol and total cholesterol, which can be used in clinical treatment of hypercholesterolemia and coronary heart disease, etc. 1. hypercholesterolemia, such as familial hypercholesterolemia and mixed hyperlipidemia. In addition, atorvastatin can be used in combination with other lipid-lowering drugs or alone for patients with pure familial hypercholesterolemia; 2. Atherosclerotic diseases such as coronary heart disease and cerebral infarction: LDL cholesterol can promote the occurrence and development of atherosclerosis, leading to coronary heart disease and cerebral infarction, etc. Atorvastatin can lower LDL cholesterol, so it can be used to treat the above-mentioned diseases and reduce cardiovascular and cerebrovascular diseases. Atorvastatin can lower LDL cholesterol and therefore can be used to treat these diseases and reduce the risk of acute events in cardiovascular diseases.