“The research progress of Yanghe Dingchuan Formula combined with budesonide formoterol inhalation in the treatment of stable COPD can effectively improve clinical symptoms, enhance exercise tolerance and quality of life, protect lung function, reduce airway inflammation, promote blood circulation, and has good safety. The research team explored the clinical efficacy of Yanghe Dingchuan Formula combined with inhalation in the treatment of stable COPD, providing a new solution for the combination of traditional Chinese and Western medicine in the treatment of COPD.”