Abstract: In her research Ternitskaya studies social and pedagogical conditions for intersectoral interaction and analyzed methodological bases of this process. The author also studies interactions between all branches of the government, social institutions, social sector as the process to provide efficient prevention of HIV spread. The author focuses on the factors that promote interaction between state and non-profit organisations through integration of human and other resources and involving concerned non-profit socially oriented establishments. In her research Ternitskaya defines and analyzes such terms as interaction subject and interaction object, examines sources of subjects' activity and analyzes the mechanism of social interaction in general. To achieve the objectives of the research, the author uses such methods as classification and systematisation of theoretical materials and clarification of basic terms and concepts. The author's special contribution to the topic is the systematisation of the problems that may arise in the process of intersectoral interaction for the purpose of HIV prevention as well as her description of social and pedagogical conditions of such interaction. The novelty of the research is caused by the fact that the author reveals theoretical approaches to increasing the level and efficiency of interaction between state and non-profit socially oriented establishments. The author also makes a conclusion that intersectoral interaction is an efficient way to prevent the spread of HIV.