522
Participants
Start Date
November 20, 2018
Primary Completion Date
April 30, 2020
Study Completion Date
April 30, 2020
One shot of the zoster vaccine
One shot of the zoster vaccine (with live virus \>=4.3 LgPFU per dose)
One shot of the varicella vaccine
One shot of the varicella vaccine (with live virus \>=3.3 LgPFU per dose)
one shot of placebo
one shot of placebo with no live virus
Henan Provincial Center for Disease Control and Prevention, Zhaoge
Shanghai Institute Of Biological Products
INDUSTRY