The generic name of Sumitomo and Lipitor is Atorvastatin Calcium Tablets, and its main ingredient is Atorvastatin Calcium, the difference between these two drugs only lies in the manufacturer, price, etc., and the effect is basically the same, and there is no “which one is better” difference. Atorvastatin Calcium belongs to lipid-lowering drugs, applicable to hypercholesterolemia (primary hypercholesterolemia, pure familial hypercholesterolemia, etc.), coronary heart disease (including: coronary heart disease, coronary heart disease crisis combined with hypercholesterolemia or mixed dyslipidemia). This drug has the potential to trigger adverse reactions such as myalgia, diarrhea, nausea, and elevated alanine aminotransferase. Atorvastatin Calcium Tablets are contraindicated in pregnant women, people who are allergic to this drug, people with active liver disease (including unexplained persistent elevations of hepatic aspartate aminotransferase and alanine aminotransferase), and breastfeeding women who need to stop breastfeeding while using the drug. As a prescription medication, Atorvastatin Calcium Tablets should only be used under medical supervision.