If the patient is still dizzy a few days after drinking alcohol, the following factors should be considered: 1) the physical damage caused by the hangover reaction has not been completely eliminated; 2) the patient may have other diseases causing dizziness, for example, it is necessary to pay attention to whether the patient’s blood pressure is elevated, which can be clarified by measuring the blood pressure; 3) the patient may also have dizziness when his blood volume is insufficient. Patients long-term, large amounts of alcohol consumption is also likely to lead to gastrointestinal problems, so that the patient appeared to eat well, nausea symptoms, patients with insufficient blood volume is also prone to dizziness symptoms. 3, the patient drinking a few days after the dizziness symptoms, may be related to the cerebral artery atherosclerosis, cerebral blood supply or cardiac disease, resulting in cardiac ejection of blood caused by the reduction of cardiogenic cerebral blood supply insufficiency. Specifically, it should be combined with the patient’s dizziness attack form, accompanying symptoms and related examination to clarify.