drugset / Trial / NCT05844423

Safety, Tolerability, and Immunogenicity of a 24-Valent Pneumococcal Conjugate Vaccine (VAX-24) in Healthy Infants

NCT05844423

Phase 2 Completed 802 enrolled Vaxcyte, Inc.
RandomizedParallel-groupQuadruple-blindPrevention

Summary

The objective of the study is to evaluate the safety and tolerability of 4 injections of VAX-24 (at 3 dose levels) compared to PCV15 in infants at 2, 4, 6, and 12-15 months of age, in addition to receiving routine US concomitant vaccines. Stage 1 of the study will comprise 3 dose ascending cohorts. Stage 2 of the study will enroll the remainder of the sample size.

Timeline

Start
2023-03-29
Primary completion
2025-08-25
Completion
2025-08-25

Drugs

EvaluationDrugModalityDoseRoute
Comparator PCV20 Vaccine Intramuscular
Subject VAX-24 Vaccine 1.1 ug Intramuscular
Subject VAX-24 Vaccine 2.2 ug Intramuscular
Subject VAX-24 Vaccine 4.4 ug Intramuscular

Indications

No indication recorded.