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A Clinical Trial With an Open-label Phase to Evaluate the Safety of Five-dose Sabin Inactivated Poliovirus Vaccine (Vero Cell)( msIPV) in Adults, Children and Infants, and a Blinded,Randomized and Controlled Phase to Evaluate the Lot Consistency Immunogenicity, and Safety of the msIPV in 2 Months Old Infants
This study includes two parts.A clinical trial with a open-label to evaluate the safety of Sabin Inactivated Poliovirus Vaccine (Vero cell) (2.5ml-5 doses)(hereinafter referred to as "msIPV")manufactured by Sinovac Biotech Co., Ltd. in adults, children and infants in partⅠ and a blinded,randomized and controlled clinical trial to evaluate the lot consistency immunogenicity, and safety of the msIPV in 2 months old infants in partⅡ.
This study includes two stages. A clinical trial with an open-label to evaluate the safety of Sabin Inactivated Poliovirus Vaccine (Vero cell) (2.5ml-5 doses) (hereinafter referred to as "msIPV") in adults, children and infants in stageⅠ and a blinded, randomized and controlled clinical trial to evaluate the lot consistency immunogenicity, and safety of the msIPV in 2 months old infants in stage Ⅱ. A total of 1572 subjects including 24 adults aged 18-49 years,24 children aged 4 years,1524 infants aged 2 months will be enrolled. StagesⅠ:72 healthy subjects, including 24 adults,24 children and 24 infants will be enrolled. 24 adults and 24 children will receive one dose of vaccine and 24 infants will receive 4 doses of vaccine according to the primary immunization schedule of 0,1,2 months and booster immunization schedule of 18 months. StagesⅡ:1500 infants aged 2 months will be randomly divided into 5 groups (Experimental Vaccine-lot 1, Experimental Vaccine-lot 2, Experimental Vaccine-lot 3,IPV control group and single-dose sIPV control group) according to the ratio of 1:1:1:1:1. Subjects in 3 experimental groups will receive 5-dose sIPV produced by Sinovac for three lots, subjects in IPV control group will receive IPV produced by Pasteur, and subjects in single-dose sIPV control group will receive single-dose sIPV produced by Sinovac. All subjects will receive 4 doses of experimental or control vaccine according to the primary immunization schedule of 0,1,2 months, one dose of booster at 18 months of age.
Age
0 - 49 years
Sex
ALL
Healthy Volunteers
No
Xiangfu District Center for Disease Prevention and Control
Kaifeng, Henan, China
Xiangcheng County Center for Disease Control and Prevention
Xuchang, Henan, China
Start Date
November 5, 2020
Primary Completion Date
October 8, 2022
Completion Date
July 20, 2023
Last Updated
April 15, 2024
1,572
ACTUAL participants
Experimental vaccine
BIOLOGICAL
IPV control vaccine
BIOLOGICAL
single-person sIPV control vaccine
BIOLOGICAL
Lead Sponsor
Sinovac Biotech Co., Ltd
NCT05644184
NCT06947499
Data Source & Attribution
This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.
Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.
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View ClinicalTrials.gov Terms and ConditionsNCT06137664