A Phase III Study to Assess the Efficacy and Safety of PG-011 Nasal Spray in Adults With Moderate to Severe Seasonal Allergic Rhinitis

Beijing Shijitan Hospital, Capital Medical University, Beijing

Beijing Tongren Hospital, Capital Medical University, Beijing

Beijing Youan Hospital, Capital Medical University, Beijing

Peking University Third Hospital, Beijing

Gansu Provincial people's Hospital, Lanzhou

The NO. 2 Hospital of Baoding, Baoding

Cangzhou Central Hospital, Cangzhou

Hebei Petro China Central Hospital, Langfang

Hebei Provincial Hospital of Traditional Chinese Medicine, Shijiazhuang

Hebei Provincial People's Hospital, Shijiazhuang

Daqing people's Hospital, Daqing

Harbin Medical University Affiliated Fourth Hospital, Harbin

Luo Yang First People's Hospital, Luoyang

The First Affiliated Hospital of Henan University of Science & Technology, Luoyang

Zhengzhou Central Hospital, ,, Zhengzhou

The Central Hospital of Wuhan, Wuhan

Tonghua Central Hospital, Tonghua

The central hospital of shenyang medical college, Shengyang

Shengjing Hospital of China Medical University, Shenyang

Baotou Central Hospital, Baotou

Chifeng Municipal Hospital, Chifeng

Affiliated Hospital Of Inner Mongolia Medical University, Hohhot

First People's Hospital of Yinchuan, Yinchuan

People's Hospital of Ningxia Hui autonomous region, Yinchuan

Shandong Second Provincial People's Hospital, Jinan

Liaocheng People's Hospital, Liaocheng

Yantai YuHuangDing Hospital, Yantai

Zibo Central Hospital, Zibo

Sinopharm Tongmei General Hospital, Datong

Linfen Central Hospital, Linfen

Linfen People's Hospital, Linfen

First Hospital of Shanxi Medical University, Taiyuan

Shanxi Bethune Hospital, Taiyuan

The Second Hospital of Shanxi Medical University, Taiyuan

Xianyang Hospital of Yan'an University, Xianyang

The First Affiliated Hospital of Xi'an Jiao Tong University, Xi’an

Xian XD Group Hospital, Xi’an

Yuncheng Central Hospital, Yuncheng