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A member asked:
Can you tell me which is thee difference between thee tdap and dtap vaccine?
A doctor has provided 1 answer
Components: The dtap is designed for infants and children with a higher level of diphtheria antigen used for the age group.The tdap for 11yr and older has reduced diphtheria antigen, as it is not needed in the same quantity to do the job.The other components remain the same.
Answered 12/28/2013
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What's thee difference between the tdap and dtap?
What is tdap and dtap, and why is the difference needed?
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