This report presents the first results from the 1997 National Household Survey on Drug Abuse, an annual survey conducted by SAMHSA. The survey provides estimates of the prevalence of use of a variety of illicit drugs, alcohol, and tobacco, based on a nationally representative sample of the civilian noninstituionalized population age 12 years and older. In 1997, a sample of 24,505 persons was interviewed for the survey. This included expanded samples in 2 states, Calif. and Arizona, with samples of 4,360 and 4,415 respectively. Includes 5 appendices and dozens of tables.