Unconjugated 23-valent polysaccharide vaccine ("Pneumovax 23"; "Pnu-Imune 23"):

In children, a 7-valent conjugate vaccine (pneumococcal conjugate vaccine, aka "PCV"; brand name "Prevnar"):

PCV is recc'd for:

1. All children < 2yo

2. Children 24-59mos at high risk for pnuemococcal infection, i.e.:

Schedule = 2 doses 2mos apart then 1 dose of 23-valent (Pneumovax) 2 or more mos after 2nd dose (if have received Pneumovax in the past, then just 2 doses 2mos apart of Prevnar)

3. "Consider" vaccination of all kids 24-59mos with priority given to the following (1 dose)

(Source: Preventing Pneumococcal Disease Among Infants and Young Children: Recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR October 06, 2000 / 49(RR09);1-38, at: