Alcohol is a depressant and the most widely used psychoactive drug. Alcohol is rapidly absorbed from the stomach and small intestine into the bloodstream and affects every organ in the body. One drink is defined as: 12 ounces of lager beer, 7 ounces of malt liquor, 5 ounces of wine, or 1 1/2 ounces of 80-proof distilled spirits (a shot).
While alcohol is a legal drug and many people can drink in moderation without becoming dependent or experiencing adverse consequences, consider these statistics:
Source: Cohen, W. & Inaba, D. (2007). Downers: Opiates/Opioids & sedative-hypnotics. In Uppers, Downers, All Arounders (2nd ed., pp 246). Medford, Oregon: CNS Productions, Inc.