The impact of drug addiction on the academic performance of high school students from the Braulio Hidalgo Loor Educational Unit, Rio Venda-Chone site, is presented, a situation that occurs due to poor performance in the subjects, showing little interest because of their studies, and consequently low grades, which has generated learning problems, in this sense it is an investigation contextualized with reality, and that is added to what is happening in Ecuador. A quantitative study was carried out, and the use of scientific research methods such as inductive-deductive, analytical, and synthetic, for which interviews and surveys of parents, teachers and students were used, the sample being generalized. The result was that poor academic performance is because many young people consume narcotic substances, neglecting their studies and showing little interest in schoolwork, which has led to the concern of parents and teachers.