Statin refers to statins, which may need to be taken for a long period of time for carotid plaque, and there is no definite time. Generally, there is no definite time needed to take a statin depending on the condition of the person taking it and the goals of the treatment. If it is used for lowering blood lipids, it is about 3-6 months, and can be stopped after the blood lipids are stabilized for some time. If it is used for stabilizing plaque and preventing infarcts, then it needs to be taken for a long period of time in this case. So for patients with carotid plaque, coronary heart disease, cerebral infarction, statins are to be taken for a long time, the purpose of such drugs is to stabilize the plaque in the patient’s blood vessels, and under normal circumstances may need to be taken for life. Unless there is an abnormal reaction after taking this drug, it is necessary to consult a doctor in time to adjust the treatment. The medication should be taken under the guidance of a doctor, and it is not recommended to take the medication on your own and stop taking the medication arbitrarily, so as not to delay the condition and make it worse.