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San Antonio, TX
A 42-year-old male asked:

When is the best time of the year to get a flu shot? flu season of course, but doesn't the effectiveness wane if received too early?

1 doctor answer3 doctors weighed in
Dr. Michael Roman
Internal Medicine 28 years experience
Sept or early: Oct best times. It will peak and then slowly decline in effectiveness as the flu season winds down
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Last updated Dec 16, 2014


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