1.Premorbid phase of alcoholism: gradually feel relaxed about drinking alcohol, with extensive social reasons. 2.Prodromal period: increased tolerance for alcohol; may have memory deficit intoxication, private drinking, persistent thoughts of alcohol, each drink is the first drink greedily, sense of fault, avoidance of alcohol-related topics. 3. Critical phase: compulsive drinking: loss of control, confrontation with duties, brutal aggression, remorse, repeated abstinence from alcohol without success, reduction of friends, self-pity, imaginary or factual escape, deterioration of family life, unjustified atmosphere of dissatisfaction, efforts to “protect one’s stock”, neglect of necessary nutrition, first time due to The first admission to the hospital due to “physical” complaints of alcohol toxicity (but the patient carries out another interpretation), decrease in sexual instinctive activity, alcoholic jealousy, regular early morning drinking. 4. Chronic phase: increased sensitivity of the patient: prolonged intoxication throughout the day, decreased ethics and morals, impaired thinking ability, transition to alcoholic psychosis, loss of identity, drinking with the lower social classes, even resorting to certain technical products when there is no alcohol (hair care lotion rheumatologic agents burn alcohol), loss of tolerance to alcohol, anxiety, tremors, psychomotor depression, with the characteristic of being obsessed with alcohol. The characteristics of an obsession with alcohol consumption, patients at this stage are more likely to receive treatment.