364
Participants
Start Date
November 30, 2020
Primary Completion Date
November 30, 2023
Study Completion Date
November 30, 2025
Toripalimab Injection
Toripalimab Injection 240 mg iv infusion on Day 1 of each 3-week cycle. The cumulative duration of Toripalimab Injection is up to 2 years.
Gemcitabine Hydrochloride for Injection
"Gemcitabine 1000mg/㎡ iv infusion, on Day 1 and Day 8 of each cycle, each treatment cycle is 3 weeks.~The chemotherapy regimen will be administered for 6 cycles."
Cisplatin for Injection / Carboplatin Injection
"Cisplatin 70mg/㎡ iv infusion, on Day 1 or Day 2 of each cycle, each treatment cycle is 3 weeks.~Carboplatin AUC 4.5 iv infusion, on Day 1 or Day 2 of each cycle, each treatment cycle is 3 weeks.~The chemotherapy regimen will be administered for 6 cycles."
Placebo
Placebo iv infusion on Day 1 of each 3-week cycle. The cumulative duration of placebo is up to 2 years.
Peking University Cancer Hospital, Beijing
Peking University First Hospital, Beijing
Renji Hospital Affiliated to Shanghai Jiaotong University School of Medicine, Shanghai
Shanghai Junshi Bioscience Co., Ltd.
OTHER