Unipin and Lipitor are both atorvastatin, domestic and imported manufacturers, the two drugs have similar lipid-lowering effect, and it is not possible to assess which one has better efficacy. Atorvastatin is a drug that inhibits cholesterol synthesis and is mainly used in the treatment of hypercholesterolemia. Because of its plaque-stabilizing effect, atorvastatin is widely used in the treatment of ischemic cardiovascular and cerebrovascular diseases. Atorvastatin is clinically produced by several manufacturers, both imported and domestic drugs, and most of the domestic drugs have been evaluated for consistency, and the efficacy of the drug has reached the level of imported drugs, and the efficacy of the drug is similar to that of imported drugs. Adverse reactions to atorvastatin include diarrhea, nausea, vomiting, pain in the extremities, arthralgia and other adverse reactions. It is contraindicated for patients with allergy to drug components, unexplained elevated liver enzymes, and severe hepatic impairment. Specific medication should follow the doctor’s instructions, do not self-medicate.