Simvastatin tablets are about 8 dollars a box, different pharmacies charge different prices, but the difference is not big. Simvastatin tablets are mainly used to treat hyperlipidemia and plaque in cardiovascular and cerebrovascular diseases, protect the endothelium of blood vessels and reduce the role of vascular wall damage. For lowering total cholesterol, low density lipoprotein and very low density lipoprotein have a certain effect, usually eat one tablet every night has a good effect of lowering fat and stabilizing plaque. Normally, we should review the blood lipid regularly, if simple hyperlipidemia or mild to moderate fatty liver, when the blood lipid is normal, you can stop the drug. But for old cerebral infarction, acute cardiovascular and cerebrovascular diseases should take simvastatin for a long time to protect blood vessels and reduce the degree of atherosclerosis.