To assess initial results and the safety of stem cell and platelet rich plasma in treatment of chronic obstructive pulmonary disease. Subjects and methods: This interventional trial was carried out on 10 chronic obstructive pulmonary disease patients, with the number of patients of group C and D were 2 and 8, respectively, following to GOLD 2018. | Initial results of using mesenchymal stem cell and platelet rich plasma in treatment of chronic obstructive pulmonary disease