ChiCTR2000039057: Clinical study of Wenshen Yiqi Granules in improving airway hypersecretion in patients with chronic obstructive pulmonary disease |
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| Recruiting | 4 | 60 | | Wenshen Yiqi Granules+ Tiotropium Bromide Powder Inhalation ;Tiotropium Bromide Powder Inhalation ;Wenshen Yiqi Granules+ Tiotropium Bromide Powder Inhalation+Budesonide formoterol inhalation powder ;Tiotropium Bromide Powder Inhalation+Budesonide formoterol inhalation powder | The Second Affiliated Hospital of Zhejiang Chinese Medical University; The Second Affiliated Hospital of Zhejiang Chinese Medical University, Zhejiang Administration of traditional Chinese Medicine | COPD | | | | |
