[Study about the associated use of different types of drugs by high school students].

Unlabelled: Socially acceptable drugs and illegal substances consumed by high school students affect their nervous system, which is under development and anticipate an extensive drug use later.

Material And Method: In our study we have assessed the associate drug consumption at a group of high school teenagers by applying a questionnaire with 23 items.

Results And Discussion: Tobacco use is the lowest in ninth grade students and it is significantly better represented in higher grade students.