75
Participants
Start Date
July 3, 2024
Primary Completion Date
September 30, 2024
Study Completion Date
October 6, 2024
Tegileridine
single dose+PCA dose
Oliceridine
single dose+PCA dose
Morphine
single dose+PCA dose
241 Huaihai West Road, Xuhui District, Shanghai, Shanghai
Yuwei Qiu
OTHER