Risu should refer to Rosuvastatin Calcium Tablets (specification 5mg/tablet), which can generally be used for long-term medication under the supervision of a physician, as prescribed by the doctor. Rosuvastatin Calcium Tablets are mainly used for the treatment of primary hypercholesterolemia, pure familial hypercholesterolemia, mixed dyslipidemia and other conditions that cannot be controlled by non-pharmacological treatments such as diet, exercise and weight reduction. The drug can generally be used for long-term use under the supervision of a physician, with regular testing of lipid levels, liver function, creatine kinase, etc., except for the occurrence of complications. The drug is contraindicated in people who are allergic to the product, people with severe renal impairment, patients with active liver disease (including unexplained persistent elevation of serum aminotransferases, etc.), cyclosporine concomitant users, patients with myopathies, and pregnant and lactating women. Common adverse reactions after use include headache, constipation, diabetes mellitus, dizziness, nausea and abdominal pain. Patients are advised to take Rosuvastatin Calcium Tablets under medical supervision to avoid unnecessary damage.