150
Participants
Start Date
September 30, 2015
Primary Completion Date
August 31, 2016
Study Completion Date
December 31, 2016
Dexmedetomidine
administration of dexmedetomidine only
Dexmedetomidine and dexamethasone
administration of dexmedetomidine and dexamethasone
Control
administration of normal saline
Gachon University Gil Medical Center
OTHER