300
Participants
Start Date
December 31, 2014
Primary Completion Date
August 31, 2015
Study Completion Date
December 31, 2015
rhRIG(20 IU/kg)
rhRIG(40 IU/kg)
HRIG(20 IU/kg)
rhRIG(20 IU/kg) and vaccine
rhRIG(40 IU/kg) and vaccine
HRIG(20 IU/kg) and vaccine
placebo and vaccine
Beijing Chaoyang District Centre for Disease Control and Prevention
OTHER