150
Participants
Start Date
September 9, 2021
Primary Completion Date
December 1, 2024
Study Completion Date
January 1, 2025
Fluticasone Nasal 50 Mcg/Inh Nasal Spray, Azelastine Nasal 140 Mcg/Inh Nasal Spray
on-demand INS (Fluticasone) combined with nasal spray AH1(Azelastine)
Fluticasone Nasal 50 Mcg/Inh Nasal Spray
on-demand or maintenance
RECRUITING
Tongji Hosptial affiliated to Tongji Medical college of Huazhong University of Science and Technology, Wuhan
Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
OTHER
Zhongnan Hospital
OTHER
The People's Hospital of Hebei Province
OTHER
Zheng Liu ENT
OTHER