108
Participants
Start Date
January 7, 2019
Primary Completion Date
June 1, 2019
Study Completion Date
September 20, 2019
oxyhydrogen
Hydrogen/oxygen mixed gas inhaled(proportion 2:1),3 L/min . 1 hour each time,twice a day(BID).Test Duration is seven days
Oxygen
oxygen inhaled,3 L/min . 1 hour each time,twice a day(BID).Test Duration is seven days
Conventional treatment
Bronchodilator (LABA,LAMA) with or without ICS.Conventional treatment is invariable with which was given to COPD patients in seven days before the study
First Affiliated Hospital of Guangzhou Medical University, Guangzhou
The First Affiliated Hospital of Guangzhou Medical University
OTHER
The First Hospital of Hebei Medical University
OTHER
Fudan University
OTHER
Shanghai Zhongshan Hospital
OTHER
Shanghai 10th People's Hospital
OTHER
The First Affiliated Hospital of Zhengzhou University
OTHER
Second Hospital of Shanxi Medical University
OTHER
Shanghai Pulmonary Hospital, Shanghai, China
OTHER
Tianjin Medical University General Hospital
OTHER
Shanghai Asclepius Meditec Inc.
INDUSTRY