Ever see anyone with the DTs? It's as bad as any smack addict.
Alcohol IS a narcotic. (From the root "narco"...numbing.)
From Dictionary.com: An addictive drug, such as opium, that reduces pain, alters mood and behavior, and usually induces sleep or stupor.
During the Civil War, alcohol was consumed prior to surgery, precisely because of its narcotic effect. Timeline for alcohol use in America...see 1862