drugset / Trial / NCT06838000
Study of the Safety and Immunogenicity of Catch-up Vaccination With a 21-valent Pneumococcal Conjugate Vaccine (PCV21) in Healthy Infants, Toddlers, Children, and Adolescents
RandomizedParallel-groupSingle-blindPrevention
Summary
The purpose of this study is to evaluate the safety and immunogenicity of PCV21 versus 20vPCV ( 20-valent pneumococcal conjugate vaccine, Prevnar 20) for catch-up vaccination in infants (7 to 11 MoA-Months of age), toddlers (12 to 23 MoA), and children/adolescents (2 to 5 YoA and 6 to 17 YoA-years of age).
Timeline
- Start
- 2025-02-28
- Primary completion
- 2026-12-01
- Completion
- 2026-12-01
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | 20vPCV | Vaccine | — | Intramuscular |
| Subject | PCV21 | Vaccine | — | Intramuscular |