Giving patients both the herpes zoster and pneumococcal vaccines simultaneously does not seem to undermine the zoster vaccine's protective effect, despite FDA concerns to the contrary, researchers from Kaiser Permanente wrote in the journal Vaccine. The package insert of the zoster vaccine says the two should be given in separate doctor visits. Doing them both at the same time is much more convenient and cheaper for the patient. If it is also safe, there seems no point in doing them separately, the authors wrote... 
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