The vaccine is not optimally matched to the H3N2 or the B viruses, according to the CDC report. The vaccine does appear to be well-matched against the H1N1. During this season, there has been a small increase observed in the number of H1N1 viruses resistant to Tamiflu, but no resistance has been identified among the H3N2 and B viruses. Tamiflu is not a substitute for an annual flu shot.
For more details and full prescribing information, please visit http://www.tamiflu.com.
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