Cuiling Feng

This study tests whether Guben Kechuan Granules, a traditional Chinese medicine, can improve lung function and quality of life in people with COPD who are recovering from a sudden worsening of symptoms. 126 patients will receive either the granules or a placebo on top of standard…

This study tests whether adding a modified Chinese herbal decoction (Ma Xing Shi Gan) to standard care helps people with COPD flare-ups recover faster. Two hundred participants will be randomly assigned to receive either standard care alone or standard care plus the herbal formul…