744
Participants
Start Date
April 16, 2020
Primary Completion Date
July 10, 2020
Study Completion Date
July 24, 2021
Two doses of medium dosage inactivated SARS-CoV-2 vaccine at the emergency vaccination schedule
Two doses of medium dosage (600SU/0.5ml) experimental vaccine at the schedule of day 0,14,and one dose of booster immunization with medium dosage (600SU/0.5ml) experimental vaccine 6 months after the schedule of day 0,14 in phaseⅡ.
Two doses of high dosage inactivated SARS-CoV-2 vaccine at the emergency vaccination schedule
Two doses of high dosage (1200 SU/0.5ml) experimental vaccine at the schedule of day 0,14 and one dose of booster immunization with high dosage (1200SU/0.5ml) experimental vaccine 6 months after the schedule of day 0,14 in phaseⅡ.
Two doses of placebo at the emergency vaccination schedule
Two doses of placebo at the schedule of day 0,14 and one dose of booster immunization with placebo 6 months after the schedule of day 0,14 in phaseⅡ.
Two doses of medium dosage inactivated SARS-CoV-2 vaccine at the routine vaccination schedule
Two doses of medium dosage (600SU/0.5ml) experimental vaccine at the schedule of day 0,28 and one dose of booster immunization with medium dosage (600SU/0.5ml) experimental vaccine 6 months after the schedule of day 0,28 in phaseⅡ.
Two doses of high dosage inactivated SARS-CoV-2 vaccine at the routine vaccination schedule
Two doses of high dosage (1200 SU/0.5ml) experimental vaccine at the schedule of day 0,28 and one dose of booster immunization with high dosage (1200SU/0.5ml) experimental vaccine 6 months after the schedule of day 0,28 in phaseⅡ
Two doses of placebo at the routine vaccination schedule
Two doses of placebo at the schedule of day 0,28 and one dose of booster immunization with placebo 6 months after the schedule of day 0,28 in phaseⅡ.
Three doses of medium dosage inactivated SARS-CoV-2 vaccine at the emergency vaccination schedule
Three doses of medium dosage (600SU/0.5ml) experimental vaccine at the schedule of day 0,14,42
Three doses of high dosage inactivated SARS-CoV-2 vaccine at the emergency vaccination schedule
Three doses of high dosage (1200 SU/0.5ml) experimental vaccine at the schedule of day 0,14,42
Three doses of placebo at the emergency vaccination schedule
Three doses of placebo at the schedule of day 0,14,42
Three doses of medium dosage inactivated SARS-CoV-2 vaccine at the routine vaccination schedule
Three doses of medium dosage (600SU/0.5ml) experimental vaccine at the schedule of day 0,28,56
Three doses of high dosage inactivated SARS-CoV-2 vaccine at the routine vaccination schedule
Three doses of high dosage (1200 SU/0.5ml) experimental vaccine at the schedule of day 0,28,56
Three doses of placebo at the routine vaccination schedule
Three doses of placebo at the schedule of day 0,28,56
Suining County Center for Disease Control and Prevention, Xuzhou
Sinovac Research and Development Co., Ltd.
INDUSTRY