Alcohol and Nicotine (IMAGE) University of Missouri-Columbia Caption Researchers from the University of Missouri School of Medicine have found that nicotine cancels out the sleep-inducing effects of alcohol. It's a finding that sheds light on the reason alcohol and nicotine usage are so closely linked. Credit MU Health Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.