This study was done to examine consciousness and preventive strategies of adolescent drug abuse. This study design was descriptive survey. The data were collected from 1,830 students from 32 middle and high schools from November 11 to December 20, 1997, using questionnaires. The data were analyzed using SAS computer programs. The study results are as follows : Most of adolescent get the information on narcotics and drug abuse from TV, newspaper, magazine and advertisement. Some of them(48.8%) have received education on drug prevention. However, respondents(49.3%) answered unsatisfactory on preventive education. 69.2% of respondents do not know the legal regulation on alcohol and cigarette. The survey on the degree of cognition on drug abuse shows the serious results : cigarette(79.1%), alcohol(74.1%), bonds(55.1%), gas(49.8%), excitants(48.5%), narcotics(29%), marihwana(27.8%) and, diuretics(21.9%). The situation of adolescent drug abuse is also serious in the order of alcohol 38.2%, cigarette 14.3%, marihwana 9.4%.