RATIONALE: The best choice for preventing or treating alcohol withdrawal symptoms is lorazepam, a benzodiazepine. Clozapine and thiothixene are antipsychotic agents, and lithium carbonate is an antimanic agent; these drugs aren't used to manage alcohol withdrawal syndrome.NURSING PROCESS STEP: ImplementationCLIENT NEEDS CATEGORY: Physiological integrityCLIENT NEEDS SUBCATEGORY: Pharmacological and parenteral therapiesCOGNITIVE LEVEL: Knowledge