- Healthy 2 to 6 month-old infant
- Available for entire study period
- Previous vaccination with licensed or investigational pneumococcal vaccine.
- Previous anaphylactic reaction to any vaccine or vaccine-related component.
- Contraindication to vaccination with a pneumococcal conjugate vaccine.
- Bleeding diathesis or condition associated with prolonged bleeding time that would
contraindicate any type of injection.
- Known or suspected immune deficiency or suppression.