Maher Institute Inc Iranian Journal of Neurodevelopmental Disorders 3115-848X 2 Summer 2023 09 21 Non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder: a systematic review. Non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder: a systematic review. 38 48 EN Journal Article 2023 01 25 Purpose: The purpose of this study was to conduct a systematic review of non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder. Method: Finally, based on the research entry criteria, among the 120 articles searched, using the prisma checklist, 9 articles were selected and included in the research, and the findings were classified and reported. Findings: The evaluation of the articles showed that the most important non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder include behavioral approaches, play therapy, physical exercises, sensory therapies, and music therapy. Conclusion: The results of this study include the most important non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder. It is suggested to compare different non-pharmacological interventions effective in reducing stereotyped behaviors of children with autism spectrum disorder to guide doctors and parents to choose the most effective intervention methods. https://www.maherpub.com/index.php/jndd/article/download/28/28