Materials and Methods: Content analysis was used in this qualitative research and purposive sampling technique was performed until reaching data saturation. In addition, the study sample included 26 mothers, with 11-19 years old daughters living in Khorram Abad, and 14 key informants. Finally, semi-structured interviews were conducted for data collection, followed by using conventional content analysis to analyze the data by MAXQDA10 software.

Results: Based on the aim of the study, 4 themes and 11 main categories each with some subcategories were extracted including "proper family-adolescent interaction (i.e., the establishment of healthy parent-children relationship and emotional support)", "educating the adolescent (i.e., age-appropriate education and teaching method)", "parental responsibility (i.e., the type of education, the identification and acceptance of parental responsibilities, and supervision on the adolescent"s behavior)", and "the promotion of parental knowledge about sexual and reproductive health (i.e., an authentic information source, appropriate time for receiving information, as well as educational measures and procedures to enhance parental knowledge)".

Conclusions: In general, the results of the current study can be effective and helpful for healthcare authorities to present intervention programs with the help of the other organizations in order to enhance the adolescent reproductive health.