160
Participants
Start Date
October 21, 2020
Primary Completion Date
October 30, 2022
Study Completion Date
October 30, 2022
BCG vaccine 1(0.025mg/0.1ml/person)
Intradermal injection of 0.025mg/0.1ml/person dose BCG.
BCG vaccine 2 (0.05mg/0.1ml/person)
Intradermal injection of 0.05mg/0.1ml/person dose BCG.
BCG vaccine 3(0.075mg/0.1ml/person)
Intradermal injection of 0.075mg/0.1ml/person dose BCG.
BCG vaccine 4 (0.075mg/0.1ml/person)
Intradermal injection of 0.075mg/0.1ml/person dose BCG.
Placebo of BCG vaccine (0.1ml/person)
Intradermal injection of 0.1ml/person dose Placebo.
Sichuan Center for Disease Control and Prevention, Chengdu
Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd.
INDUSTRY