Atorvastatin take 10mg or 20mg depends on the condition, such as severe hypercholesterolemia can choose the dose of 20mg, mild can choose 10mg, the specific dosage of medication should follow the doctor’s instructions. Atorvastatin belongs to the cholesterol-lowering drugs, at the same time can stabilize plaque, clinically can be used for hypercholesterolemia and ischemic cardiovascular disease treatment. Clinical selection of the dose, according to the development of the condition, severe hypercholesterolemia, you can choose the dose of 20mg, severe ischemic cardiovascular disease, such as high levels of low-density lipoprotein, you can also choose the dose of 20mg, the elderly patients, or patients with mild elevation of blood lipids, you can choose the dose of 10mg, the specific dosage selection according to the condition of the patient and follow the doctor’s advice to choose. Adverse effects of atorvastatin include dizziness, nausea, abdominal pain, diarrhea, rash, joint pain, muscle pain, etc. It is contraindicated for patients with allergy to drug components, unexplained elevation of liver enzymes, and severe liver function impairment. Clinical selection of the dose of atorvastatin should be made under the guidance of a physician.