[Psychoactive Drug Use by Youth in a Post Armed-Conflict Region].

Introduction: There are no studies in Colombia on the use of psychoactive substances (PAS) by post armed-conflict population to serve as guide for prevention programs and to account for the potential impact armed conflict may have upon this area.

Objective: To describe the use of PAS in young students in a post-conflict region.

Methodology: A quantitative-descriptive study involving the totality of students of the township of Viotá, Department of Cundinamarca, Colombia (1,304 participants).