Introduction:

Alcoholism is an incurable chronic disease and the world-wide drug addiction. Alcohol consumption has been increased in adolescence, which confers relevance to the prevention and connotes the importance of exposing the level of knowledge about alcoholism and its harmful consequences for adolescent health.

Method:

an educational intervention in adolescents from the Camagüey municipality, from December 2021 to May 2022. The universe was made up of eleventh-grade teenagers from the Enrique José Varona Pre-University Institute, Julio Antonio Mella neighborhood, belonging to the health area of the same name in the Camagüey municipality. The intentionally selected sample was integrated by 22 students. Theoretical methods were used and of the empirical ones, the family APGAR, the AUDIT questionnaire and a questionnaire on knowledge of alcoholism, applied before and after the intervention.

Results:

about half of the sample (45.56%) perceived some degree of family dysfunction and the 90.90% of adolescents had ingested alcoholic beverages before, although low risk of alcohol consumption was found in 95.45% of the sample. Before the intervention, 72.73% of the students had a low level of knowledge and after it everyone located at levels between high (68.18%) and medium (31.82%).

Discussion:

group educational interventions of three sessions or more are effective in the prevention of alcohol consumption in adolescents, with independence of its content; which explains that the present research corroborates its potential in pursuit of an important improvement in the level of knowledge of college adolescents about alcoholism and its harmful consequences to health.

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