100
Participants
Start Date
January 31, 2016
Primary Completion Date
February 29, 2016
Study Completion Date
February 29, 2016
0.9% saline
0.9% saline intranasally 45 min before surgery using a computer-generated random number table.
dexmedetomidine 1µg.kg-1
dexmedetomidine 1µg.kg-1 intranasally 45 min before surgery using a computer-generated random number table.
dexmedetomidine 1.5µg.kg-1
Dexmedetomidine 1.5µg.kg-1 intranasally 45 min before surgery using a computer-generated random number table.
Dexmedetomidine 2µg.kg-1
dexmedetomidine 2µg.kg-1 intranasally 45 min before surgery using a computer-generated random number table.
Tianjin Medical University Cancer Institute and Hospital
OTHER