<prompt> Delirium tremens is seen in -Alcohol withdrawalAlcoholoverdosesMorphine poisoningAtropine poisoning  <response>: Ans. is a i.e., Alcohol withdrawal Delirium tremensDelirium tremens is the most severe alcohol withdrawal syndrome. It occurs usually within 2-4 days of complete or significant alcohol abstinence. This is an acute organic brain syndrome delirium with characteristic features of delirium.Clouding of consciousness with disorientation in time and place.Poor attention span and distractability.Visual and also auditory hallucination, and illusion. Tactile hallucination of insect crawling under the skin formication may also occur.Marked autonomic disturbances with tachycardia, sweating, hypertension, mydriasis, coarse tremers.Insomnia, psychomotor agitation, ataxia, anxiety.Benzodiazepines are the drugs of choice for delirium tremens. Chlordiazepoxide is the agent of choice w ith diazepam as an alternative. 