High total cholesterol, if there is no other disease cause, needs to be lowered by improving lifestyle and taking oral lipid-lowering drugs. If there is a cause such as hypothyroidism, the primary disease should be actively treated. If your total cholesterol is high, you need to improve your lifestyle, including quitting smoking and drinking, eating a low-fat diet, and limiting the intake of high-sugar and high-cholesterol foods. Eat less fried food, animal offal, egg yolk and so on. To exercise appropriately to increase consumption. If total cholesterol is still elevated after lifestyle improvement, oral medications such as atorvastatin and resuvastatin are recommended to control blood lipids. If the patient suffers from hypothyroidism and metabolic abnormalities, hypercholesterolemia may be a serious complication. In this case, it is necessary to consult the endocrinologist and take oral levothyroxine sodium tablets to correct thyroid function, improve metabolism and regulate blood lipids. It is recommended that when total cholesterol is elevated, the patient should go to the hospital for regular consultation and treatment under the guidance of a professional doctor.