350
Participants
Start Date
January 14, 2022
Primary Completion Date
January 30, 2026
Study Completion Date
January 30, 2027
GB491 combined with Letrozole
Patients were randomized to receive GB491 150 mg orally twice daily, depending on their assignment. Letrozole 2.5 mg orally once a day from the first day of cycle 1 (one cycle every 28 days)
Placebo combined with Letrozole
Patients were randomized to receive placebo orally twice daily, depending on their assignment. Letrozole 2.5 mg orally once a day from the first day of cycle 1 (one cycle every 28 days)
RECRUITING
Betjing Tiantan Hosptial，Capital Medical University, Beijing
RECRUITING
Chinese PLA General Hospial, Beijing
RECRUITING
Liaoning Cancer Hospital & Institute, Shenyang
RECRUITING
Jilin Cancer Hospital, Changchun
RECRUITING
The First Hospital of Jilin University, Changchun
RECRUITING
Fudan University Shanghai Cancer Center, Shanghai
RECRUITING
Jiangsu Province Hospital, Nanjing
RECRUITING
The First Hospital of Anhui Medical University, Hefei
RECRUITING
Anhui Cancer Hospital, Hefei
RECRUITING
The Second Hosptial of Anhui Medical University, Hefei
RECRUITING
The First Affiliated Hospital of Bengbu Medical College, Bengbu
RECRUITING
Jinan Central Hospital, Jinan
RECRUITING
Shandong Provincial Hospital, Jinan
RECRUITING
Shandong Cancer Hospital, Jinan
RECRUITING
Liaocheng People's Hospital, Liaocheng
RECRUITING
The Affiliated Hosptial of Qingdao University, Qingdao
RECRUITING
Affiliated Hospital of Jining Medical University, Jining
RECRUITING
Linyi Cancer Hospital, Linyi
RECRUITING
Tianjin Mediacl University Cancer Institute & Hospital, Tianjin
RECRUITING
Hangzhou Cancer Hospital, Hangzhou
RECRUITING
The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou
RECRUITING
Ningbo Medical Center Lihuili Hospital, Ningbo
RECRUITING
The First Hospital of Wenzhou Medical University, Wenzhou
RECRUITING
The First Affiliated Hosptial of Nanchang University, Nanchang
RECRUITING
The Nanchang theird people's Hosptial, Nanchang
RECRUITING
Jiangxi Cancer Hospital, Nanchang
RECRUITING
Shangrao People's Hospital, Shangrao
RECRUITING
First Affiliated Hospital of Gannan Medical University, Ganzhou
RECRUITING
Fujian Medical University Union Hospital, Fuzhou
RECRUITING
The First Affiliated Hosptial of Xiamen University, Xiamen
RECRUITING
The First Affiliated Hospital of Chongqing Medical University, Chongqing
RECRUITING
Chongqing University Cancer Hospital, Chongqing
RECRUITING
Hunan Cancer Hospital, Changsha
RECRUITING
Union Hospital Tongji Medical College Huazhong University of Science and Technology, Wuhan
RECRUITING
Renmin Hospital of Wuhan University, Wuhan
RECRUITING
Hubei Cancer Hospital, Wuhan
RECRUITING
The First Affiliated Hospital of Zhengzhou University, Zhengzhou
RECRUITING
The First Affiliated Hosptial of Henan University of Science and Technology, Luoyang
RECRUITING
Sun Yat-Sen University Cancer Center(Huangpu Campus), Guangzhou
RECRUITING
Sun Yat-Sen University Cancer Center(Yuexiu Campus), Guangzhou
RECRUITING
Meizhou People's Hosptial, Meizhou
RECRUITING
The First People's Hospital of Foshan, Foshan
RECRUITING
Guangxi Medical University Cancer Hospital, Nanning
RECRUITING
The Second Affiliated Hospital of Hainan Medical University, Haikou
RECRUITING
West China Hospital, Sichuang University, Chengdu
RECRUITING
Yunnan Cancer Hosptial, Kunming
RECRUITING
Xi'an International Medical Center Hospital, Xi'an
RECRUITING
General Hospital of Ningxia Medical University, Yingchuan
RECRUITING
The Cancer Affiliated Hospital of Xingjiang Medical University, Ürümqi
RECRUITING
Maternal and Child Healh Hosptal of Guangdong Provrce, Guangzhou
RECRUITING
Xingtai People's Hospital, Xingtai
RECRUITING
First Hosptial of Shanxi Medical University, Taiyuan
Lead Sponsor
Genor Biopharma Co., Ltd.
INDUSTRY