The alcohol self-administration test is videotaped. A heparin lock is placed in a vein in the participant's arm. This small needle remains in the arm for the duration of the study to avoid multiple needle sticks for blood draws. Blood is drawn periodically during the test to determine routine laboratory values, cotinine level (assessment of smoking status), the amount of Rimonabant or placebo in the body, and levels of various hormones. Thirty minutes before the test begins and every 30 minutes during the test, participants complete questionnaires and rating scales regarding their mood and desire to drink. Five minutes before the test be...