control group C:Tiotropium Bromide Powder Inhalation

2 trials

Sponsors

The Second Affiliated Hospital of Zhejiang Chinese Medical University

Conditions

COPD

Phase 4

Clinical study of Wenshen Yiqi Granules in improving airway hypersecretion in patients with chronic obstructive pulmonary disease

RecruitingITMCTR2100004267

The Second Affiliated Hospital of Zhejiang Chinese Medical UniversityCOPD

Start: 2020-10-31Updated: 2023-02-20

Clinical study of Wenshen Yiqi Granules in improving airway hypersecretion in patients with chronic obstructive pulmonary disease

RecruitingChiCTR2000039057

The Second Affiliated Hospital of Zhejiang Chinese Medical UniversityCOPD

Start: 2020-10-31Updated: 2021-01-18