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Investigational 13-valent Pneumococcal Polysaccharide Conjugate Vaccine

Phase 1

Pneumococcal Infections | Monoclonal antibody | Infectious Disease |Sinovac Biotech, Ltd|Last Updated: Jan 28, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLED
Total Trials1
Total Enrollment310

FDA Designations

No designations recorded

Clinical trial landscape

Investigational 13-valent Pneumococcal Polysaccharide Conjugate Vaccine · 1 trial · 1 indication

Phase 1 1
NCT05092386Safety and Immunogenicity Study of a 13-valent Pneumococcal Polysaccharide Conjugate VaccinePneumococcal Infections
COMPLETED310 Analytics
PHASE1COMPLETED
Safety and Immunogenicity Study of a 13-valent Pneumococcal Polysaccharide Conjugate Vaccine
Pneumococcal InfectionsUnlock trial analytics

Study Endpoints

Primary Endpoints

Safety index-incidence of adverse reactions
Day 0-30 after each dose of experimental vaccine

Incidence of adverse reactions 0 to 30 days after each dose of experimental vaccine

Secondary Endpoints

Safety index-incidence of adverse reactions
Day 0-7 after each dose of experimental vaccine
Safety index-incidence of abnormal indicators
Day 3 after vaccination after each dose of experimental vaccine
Safety index-Incidence of serious adverse events during the safety observation period
1 month after vaccination ,6 months after primary immunization or 1 month after booster immunization
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
Experimental Group of One DoseEXPERIMENTAL110 Participants (including 20 subjects aged 18\~49 years, 20 subjects aged 6\~17 years , 30 subjects aged2-5 years) will receive one dose of experimental vaccine
Experimental Group of Two DosesEXPERIMENTAL30 Participants aged 12\~23 months will receive two doses of experimental vaccine on the schedule of month 0,2.
Experimental Group of Three DosesEXPERIMENTAL30 Participants aged 7\~11 months will receive two doses of experimental vaccine on the primary immunization schedule of month 0,2 and one dose of booster immunization during the participants aged 12\~15 months .
Experimental Group of Four DosesEXPERIMENTAL30 Participants aged 3 months will receive three doses of experimental vaccine on the primary immunization schedule of month 0,1,2 and one dose of booster immunization during the participants aged 12\~15 months ; 30 Participants aged 2 months will receive three doses of experimental vaccine on the primary immunization schedule of month 0,2,4 and one dose of booster immunization during the participants aged 12\~15 months
Control Group of One Dose With WALVAX PCV13ACTIVE_COMPARATOR30 Participants aged 2-5 years will receive one dose of control vaccine (WALVAX PCV13)
Control Group of Two Doses With WALVAX PCV13ACTIVE_COMPARATOR30 Participants aged 12\~23 months will receive two doses of control vaccine(WALVAX PCV13) on the schedule of month 0,2.
Control Group of Three Doses With WALVAX PCV13ACTIVE_COMPARATOR30 Participants aged 7\~11 months will receive two doses of control vaccine(WALVAX PCV13) on the primary immunization schedule of month 0,2 and one dose of booster immunization during the participants aged 12\~15 months .
Control Group of Three Doses With Pfizer PCV13ACTIVE_COMPARATOR30 Participants aged 2 months will receive three doses of control vaccine(Pfizer PCV13 on the primary immunization schedule of month 0,2,4 and one dose of booster immunization during the participants aged 12\~15 months

Interventions

NameTypeDescription
Investigational 13-valent Pneumococcal Polysaccharide Conjugate VaccineBIOLOGICALThe investigational vaccine was manufactured by Sinovac Research \& Development Co., Ltd. each for purified 13 serotypes of pneumococcal polysaccharide and diphtheria CRM197 in 0·5 mL of aluminum phosphate ,sodium chloride,polysorbate 80 and succinic acid per injection.
Control 13-valent Pneumococcal Polysaccharide Conjugate Vaccine ( WALVAX PCV13)BIOLOGICALThe control vaccine was manufactured by WALVAX Biotechnology Co., Ltd. each for purified 13 serotypes of pneumococcal polysaccharide and tetanus toxoid vector (TT) in 0·5 mL of aluminum phosphate ,disodium hydrogen phosphate and sodium dihydrogen phosphate per injection.
Control 13-valent Pneumococcal Polysaccharide Conjugate Vaccine ( Pfizer PCV13)BIOLOGICALThe control vaccine was manufactured by Pfizer. each for purified 13 serotypes of pneumococcal polysaccharide and tetanus toxoid vector (TT) in 0·5 mL of aluminum phosphate ,sodium chloride ,succinic acid ,polysorbate 80 and water for injection per injection.
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Eligibility Criteria

Age Range6 Weeks to 49 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy infants aged 2 months (minimum 6 weeks), healthy infants aged 3 months, healthy infants aged 7 \~ 11 months, healthy infants aged 12\~ 23 months, healthy children aged 2\~ 5 years, healthy adolescent and children aged 6\~ 17 years, healthy adults aged 18\~ 49 years; * ...

Countries:China
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