Lipitor and Arle are equally effective and safe. Lipitor and Arle are one kind of imported and one kind of domestic atorvastatin, both of which help lower LDL cholesterol by inhibiting the synthesis of cholesterol in the body, regulate blood lipids, and protect cardiovascular and cerebrovascular. There are both domestic and imported brands of statin, and after the national consistency evaluation, Atorvastatin is a domestic brand, and its efficacy and safety can be guaranteed. Patients should make a reasonable choice when using atorvastatin to regulate esters, taking into account their economic status, the effect of taking it, and safety. The efficacy and safety are guaranteed, but the cost effectiveness is also an aspect of evaluating the good and bad of Lipitor and Aler, the domestic Atorvastatin Aler efficacy is good and the price is cheap. The common dosage form of Lipitor is 20mg, while the common dosage form of Aller is 10mg.