dvarone
dvarone asks:
Q:
How long after the flu shot does immunity take affect?
In Topics: H1N1 Flu (Swine Flu)
35 days ago

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Expert

wayne yankus
Oct 26, 2009
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What the Expert Says:

According to the manufacturer, two weeks for the mist and the injectable flu vaccineWayne Yankus, MD, FAAP
expert panelist: pediatrics
Resources:

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