This document presents prepared statements and witness testimony from the Congressional hearing on drug and alcohol abuse prevention programs in the armed services. An opening statement by Senator Gordon J. Humphrey (chairman) highlights the importance of drug abuse prevention in the military. Witness testimony is given by the Assistant Secretary of Defense for Health Promotion and by representatives of the Department of the Army, the office of the Chief of Naval Operations, the United States Air Force, and the United States Marine Corps. Topics which are discussed include programmatic efforts to combat drug abuse, military procedures and enforcement methods, educational efforts, statistics on the prevalence of drug and alcohol abuse, comparisons of military with civilian populations, and analyses of drug abuse consequences. (BL)