Alcohol poisoning is mostly caused by the patient drinking too much alcohol or alcoholic beverages at one time, and the central nervous system symptoms, so that it is gradually changed from excitement to inhibition, and in serious cases, coma, respiratory depression, gastrointestinal hemorrhage and even shock, which can be life-threatening. Adults drinking alcohol poisoning dose has individual differences, after conversion to pure alcohol, poisoning dose is usually 70-80g, lethal dose in 250-500g; pediatric tolerance of alcohol is relatively low, pure alcohol lethal dose of infants in 6-10g, children about 25g or so. Symptoms of alcoholism are related to the amount of alcohol consumed and the sensitivity of the individual. When the concentration of alcohol in the blood reaches 500mg/L, there will be nausea, vomiting, conjunctival congestion, flushing or paleness of the face, dizziness, obvious euphoria, increase in speech, and a feeling of euphoria, and a small number of patients will also have rude behavior and temperamental. When the concentration of alcohol in the blood reaches 500-1500mg/L, there will be clumsy movements, staggering gait, incoherent speech and slurred speech. When the concentration of alcohol in the blood exceeds 2500mg/L or more, there will soon be lethargy, rapid heartbeat, cold and wet skin, pale or flushed face, in a state of shock, and in severe cases, the patient will suffer from convulsions, coma, and finally death due to respiratory paralysis. In addition, higher ambient temperatures can increase the toxicity of alcohol, making patients more susceptible to alcohol poisoning.