Despite of the fact that medication has been creating in order to prevent or to cure diseases, there are a number of drug abusers who not only destroy their lives but also influence badly on their neighbors. Today, in a part of Korea, it is increased for people to depend on drugs for solving their problems evoked from rapidly changed social or family structures. While some people use drugs to escape from their enormous stress some of them use drugs to spend their excessive leisure time. The recent social problem, drug abuse, is apparent in a descriptive study whose purpose is to examine the drug abuse of adolescent students. The result shows that students over 50% of the sample size have is addictive to drugs ; sstudents who live near shopping center, business place have more experience of drug abuse ; and students belong to broken families use drugs more often. The study also reflects the characteristics of drug abusers as 1) they are not interested in school, 2) they are not competent to study, 3) they are using alcohol and smoking cigarett, 4) they are not satisfied with their home environment, and 5) they have more anti-social behaviors. There are three prevention strategies for the drug abuse : Primary prevention ; secondary prevention ; and tertiary prevention. The primary prevention, which is the essence to the strategies, includes education about the harm of drug abuse through health education in school or mass media. The secondary prevention focuses on individual and family counseling purposing for drug abusers to stop their addictive behaviors and educating family members to support their abusers in order not to be isolated from their family. After those prevention strategies, rehabilitation is a necessary strategy. Through the rehabilitation, drug abusers should develop their identities for nomal growth.