A Study to Learn About How a New Pneumococcal Vaccine Works in Children

Summary

The purpose of this study is to learn about the safety, tolerability and immune effects of a pneumococcal vaccine in toddlers. Participants will take part in this study for approximately 6 or 8 months depending on which group they are assigned to. During this time participants will have 2 clinic visits and 1 phone visit for the 1-Dose group, or 3 clinic visits and 1 phone visit for the 2-Dose group. At these clinic visits, participants will be asked if any side effects were experienced. The participants will also have to give blood samples during some clinic visits.

Timeline

Start

2024-07-30

Primary completion

2026-02-09

Completion

2026-02-09

Drugs

Indications