Misconceptions about the new combination vaccine

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Abstract
Pentavalent vaccine is better in many ways The publicity surrounding the news of impending changes to the childhood vaccination programme has once again highlighted important misconceptions about combination vaccines. Although changes are being made to vaccines at three different ages,1 all the attention has focused on the new pentavalent vaccine (DTaP/Hib/IPV), being given in infancy, with headlines of chaos and panic. This is regrettable since the new vaccine offers children protection against the same five diseases as the previous regimen but in a slightly different, more acceptable, formulation. This change is a natural progression in the light of changes in the epidemiology of polio and advances in vaccine technology—developments that were predictable some years ago. The use of inactivated polio vaccine rather than oral polio vaccine is now possible because of the near elimination of polio worldwide. While wild polio remained a serious threat, the small risk of vaccine associated paralytic polio was outweighed by …