Carotid plaque is a localized manifestation of atherosclerosis in the carotid artery. With the improvement of people’s living standard and the aging of the population, the incidence of carotid plaque is increasing day by day. Conservative treatment and medication are usually recommended for mild to moderate cases, while surgery is recommended for severe carotid plaques. Conservative treatment firstly requires patients to change their living habits, most importantly, patients should quit smoking, and secondly, they should have a low-salt, low-fat diet and eat as little greasy food as possible. Pharmacological treatment first recommended antiplatelet therapy, usually including aspirin, clopidogrel, etc., can also be lipid-lowering therapy, clinical data show that lipid-lowering therapy can effectively control the stabilization of plaque.