Won't matter: The part of your immune system that deals with the flu shot is not bothered by a cold sore outbreak. It will provide the same benefit to you whether you have one or not.
Answered 9/30/2013
4.8k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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