Blurred vision after drinking alcohol may be a physiological phenomenon, but also may be the previous high blood pressure, diabetes, etc., the emergence of disease complications. 1. Physiological phenomenon: alcohol has a strong stimulating effect, can stimulate the expansion of the blood vessel wall, the local alcohol is difficult to quickly metabolize and discharge, resulting in insufficient blood supply and oxygen supply to the eye, the drinker’s eye self-regulation function is abnormal, so that the phenomenon of blurred vision. 2. Pathological phenomenon: drinkers have diabetes, hypertension and other underlying diseases, after a large amount of alcohol intake, causing rapid changes in blood glucose, blood pressure, thus causing the phenomenon of blurred eyes after drinking. If the situation of blurred eyes after drinking, you need to consult a doctor in time to clarify the cause of the disease, and follow the doctor’s instructions for treatment.