how long are fever blisters contagious?!


Question: How long are fever blisters contagious?
are they no longer contagious once they scab over or are they contagious until they are completely gone?
is there any difference in the length of being contagious if i took oral zovirax to heal it?

Answers:

Best Answer - Chosen by Voters

Once you take medicine it is 3 days until you are no longer contagious

Not taking medicine makes them contagious until they are gone




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