Supporting the scientific study of sharks, skates and rays since 1983.
Only one of the vaccines, PCV13, is considered safe for children under the age of 2, This vaccine is important because infants and very young children are at higher risk for several dangerous infections, including pneumonia and bacterial meningitis.
1 In children 6 weeks through 5 years of age (prior to the 6th birthday) Prevnar 13 Â® is indicated for the prevention of otitis media caused by S pneumoniae serotypes 4, 6B, 9V, 14, 18C, 19F, and 23F.2  Prevnar 13 Â® is not 100% effective and will only help protect against the 13 strains included in the vaccine. In children 6 weeks through 5 years of age (prior to the 6th birthday) Prevnar 13 Â® is indicated for the prevention of otitis media caused by S pneumoniae serotypes 4, 6B, 9V, 14, 18C, 19F, and 23F.