This document discusses alcohol withdrawal and its various stages including minor withdrawal symptoms like tremors and anxiety occurring 6-36 hours after the last drink. More severe symptoms include seizures occurring 6-48 hours later and delirium tremens including delirium and agitation 48-96 hours after the last drink. For patients with a history of heavy drinking and ICU admissions or seizures related to alcohol, labs should be checked and medications like Ativan administered using a CIWA order set to prevent more serious complications from alcohol withdrawal.