300
Participants
Start Date
October 31, 2015
Primary Completion Date
April 30, 2018
Study Completion Date
April 30, 2018
Berberine Hydrochloride group
Bifidobacterium group
Berberine Hydrochloride and Bifidobacterium group
placebo
Second Affiliated Hospital of Xi'an Jiaotong University
OTHER
Yan'an University Affiliated Hospital
OTHER
Shaanxi Aerospace Hospital
UNKNOWN
Genertec Universal Xi'an Aero-Engine hospital (Xi' an) Co., Ltd
UNKNOWN
Xi'an Gaoxin Hospital
OTHER
Chang'An Hospital
OTHER
Xi'an Central Hospital
OTHER
Yan'an people's Hospital
UNKNOWN
Shangluo Central Hospital
OTHER
Xijing Hospital
OTHER