Access to information in school and the use of psychoactive substances in Brazilian students - A multilevel study.

What do we already know about this?•The use of drugs by students receives intrinsic and extrinsic influences. - State and parental control seems to be effective in preventing initiation and maintenance of this consumption.What does this study add?•Supervision of online adolescent behavior by adults may play a role on the prevention of the use of psychoative drugs.