The topic of this bachelor thesis is the issue of prevention and experience with drugs in 8TH and 9TH grade of primary school students and high school students in the Strakonice region. The theoretical part of the work analyzes the drug issues and common methods of drug prevention. It also mentions the basic division of drug types, the historical development in human society and the consequences of their usage. There are also drug prevention methods mentioned in this work. Experience with drugs and with prevention are detected by research, which is processed in the practical part. The questionnaire method research was used in this thesis. The questionnaire focuses on the basic statistical data, specific experience with the drugs themselves,...