A member asked:

Is getting tdap vaccine twice bad?

A doctor has provided 1 answer
Dr. Marybeth Lambe answered

Specializes in Travel Medicine

No: Our instincts suggest your immune system may react more vigorously and give you a more tender arm but recent studies suggest that is not the case. Thus, while not needed, the upshot is getting two doses of tdap is not harmful not even more painful--just unnecessary.

Answered 12/17/2014

4.8k views

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