This article addresses psychosocial factors and alcohol consumption patterns in adolescent students.A total of 284 adolescents between 12 and 18, participated in the study.The instrument was built from the FPACA questionnaire, the RUMBOS questionnaire, FRP-SPA questionnaire, the questionnaire of alcohol consumption RPGCA, the questionnaire of family functioning APGAR and FACES.The main findings show a significant link between consumption and duration of school day, family functioning and grade.Therefore, it is important to strengthen family relationships and improve protective factors to prevent a harmful or dependent pattern of alcohol consumption in the population.