With the continuous improvement of people’s living standards and material conditions, more and more people drink alcohol, however, the consequences of drinking are becoming more and more serious, some people drink and drive to cause car destruction and forgetfulness, causing serious consequences to society and families. Some people are addicted to alcohol like life, mental disorders. Alcohol is a pro-neurotic substance, a relatively large amount of alcohol can lead to mental abnormalities, if long-term drinking can cause a variety of mental disorders, including alcohol dependence, alcohol withdrawal syndrome and psychotic symptoms. Clinical manifestations of psychiatric disorders: They can be divided into two categories: acute and chronic alcoholism. Physiological intoxication: A state of intoxication that occurs after a single overdose of alcohol. It is characterized by decreased clarity of consciousness or narrow range of consciousness, or drowsiness, drowsiness, coma; emotional excitement, increased speech and action, reduced self-control, irritability, or frivolous behavior, carelessness and disregard for consequences; or emotional depression, little speech, or sobbing. There may be nystagmus, facial flushing, slurred speech, ataxia, and unsteady gait. Pathological intoxication: manifests as disturbance of consciousness, delirium or hazy state, nervousness and fear, or panic, extreme excitement, or aggressive behavior; pathological delusion, hallucinations or other hallucinations and delusions of victimization are quite common; spasmodic seizures; alcohol dependence syndrome: refers to a special psychological state caused by repeated alcohol consumption, manifested as a compulsive experience of thirst for alcohol and frequent need to drink, which can occur continuously or intermittently, and stopping alcohol consumption often occurs Withdrawal symptoms, such as tremors in the hands, feet, limbs and trunk, ataxia, emotional agitation, and a tendency to startle; sweating, nausea and vomiting can also be seen, and such symptoms disappear rapidly when drinking resumes, so they often drink in the early morning (morning drinking) or carry alcohol with them for frequent drinking. They often have a high tolerance for alcohol and drink a lot of alcohol; it often affects life, work and study…. Chronic alcoholism A. . Delirium tremens: Patients who suddenly reduce the amount of alcohol or stop drinking after a long period of drinking can quickly produce transient disorders of consciousness. The patient may experience confusion, time and place orientation disorder, vivid and distinct hallucinations and delusions of victimization; fearful or impulsive behavior, gross tremor and ataxia of the extremities, accompanied by fever, profuse sweating, tachycardia, elevated blood pressure and dilated pupils, etc. B. Alcohol toxic hallucinations: hallucinatory states caused by long-term alcohol consumption. A large number of rich and distinct hallucinations occur within 1 to 2 days after the sudden reduction or cessation of alcohol consumption. Primitive hallucinations as well as commentary and command hallucinations are common. Fragmentary delusions and corresponding nervousness and fear or depression may also occur. C. Alcohol toxicity delusions: Jealousy delusions and victimization delusions occur in clear consciousness, and the patient has unwarranted suspicions of spousal infidelity, which often leads to violent reactions and attacks on the suspect or spouse, sometimes resulting in homicide. D. Alcohol Toxic Encephalopathy: It is the result of organic brain damage caused by long-term heavy alcohol consumption. Delirium, memory deficits, dementia and personality changes are the main features, and the vast majority of patients do not fully recover. It includes Korsakoff’s psychosis and alcohol-induced dementia. Treatment of alcohol-induced psychiatric disorders: a comprehensive treatment approach is used Alcohol abstinence is treated in a fully closed inpatient setting. According to the severity of the patient’s alcohol dependence and intoxication, the patient can flexibly master the progress of alcohol withdrawal, the lighter patient can quit at once, and the patient with severe alcohol dependence adopts the decreasing method to gradually quit alcohol. Symptomatic treatment: Patients with symptoms of anxiety and nervousness and insomnia can be treated symptomatically with anti-anxiety drugs. If the patient has convulsions, intramuscular injection of Valium or Librium. For excited and agitated patients, chlorpromazine or haloperidol can be given in small doses intramuscularly. Supportive treatment: Give neurotrophic medication and supplement with large amounts of B vitamins. For patients with combined gastritis and abnormal liver function, routine use of gastritis treatment and liver-protective drugs. Psychotherapy: intensive behavioral therapy, oral abstinence sulfur 500 mg daily. others: supportive psychotherapy and cognitive therapy, etc. Prevention of alcohol-induced mental disorders: Strengthen health propaganda, civilized drinking, actively promote the harm caused by alcohol to the human body, and improve the overall awareness level of the population. Strictly implement the drug administration law, strengthen drug management and prescription monitoring, and strictly grasp the clinical application indications of addictive drugs. Strictly prohibit underage drinking and strengthen legal supervision and inspection work. Strengthen psychological counseling and health education. Focus on strengthening the publicity and management of high-risk groups.