Drug abuse is one of the most prominent problems among Algerian youth today. It is a scourge that wastes the financial and human resources of the state, and contributes to the emergence and spread of other deviant phenomena, as it deviates from the behavioral rules and moral standards approved by society, whether this approval is from the legal, religious or religious side. Culturally, and despite the generality of the problem of drug abuse and its social variables among young people, it has gone beyond young people with a limited and simple educational level to university youth of both sexes. This problem has social and economic dimensions, and is also linked to its heritage, customs, social, moral, cultural and national structure linked to the political and legislative history of the country, and the danger lies in Drug abuse among university youth has negative effects on the user, not only that, but also on the communities themselves.We have devoted this intervention to studying the causes of this phenomenon and ways to prevent and treat it.