Objective: To analyze clinical efcacy of the Qingfei decoction on chronic pneumonia. Methods: 86 cases were divided into the control group and study group. 42 cases in the control group took comprehensive treatment. 44 cases in the study group received the Qingfei decoction more. Results: The total efciency was 76.2% in the control group, lower than 95.5% in the study group. The levels in the study group were better (P<0.05). Conclusion: The Qingfei decoction was effective on chronic pneumonia.