High LDL can be lowered through general treatment and medication. 1. General treatment: high LDL is affected by diet and lifestyle, controlling diet and improving lifestyle are the basic measures for treating high LDL, avoiding high fat and high cholesterol food in daily diet and life, increasing exercise, quitting smoking, restricting salt and limiting alcohol consumption. 2. Medications: Statin drugs, such as lovastatin and simvastatin, can accelerate the decomposition of LDL, thus lowering LDL, and patients can take them as prescribed by the doctor. Probucol can promote the clearance of LDL through the non-receptor pathway, reducing LDL levels. If this is not effective, there are also PCSK9 inhibitors such as iloyumab. High LDL can increase the risk of fundus changes, atherosclerosis and other diseases, patients should go to the hospital in a timely manner, under the guidance of the doctor to carry out standardized treatment, to avoid the long-term elevation of blood lipids caused by serious complications.