The American Pharmacists Association reports the following strains were recommended for the trivalent vaccine:
- A/California/7/2009 (H1N1)pdm09-like virus
- A/Hong Kong/4801/2014 (H3N2)-like virus
- B/Brisbane/60/2008-like virus (B/Victoria lineage)
For the quadrivelent vaccine, the WHO recommended the inclusion of B/Phuket/3073/2013-like virus (B/Yamagata lineage).
The current flu season vaccine cocktail, which the CDC has found to be 59 percent effective, includes:
- A/California/7/2009 (H1N1)pdm09-like virus
- A/Switzerland/9715293/2013 (H3N2)-like virus
- B/Phuket/3073/2013-like virus
This year’s quadrivalent vaccine included B/Brisbane/60/2008-like virus.
More articles on infection control:
Uptick in flu cases causes Chicago hospitals to restrict visitors
8th week of flu season brings highest number of pediatric deaths so far
Researchers propose supply chain strategy that could reduce patient wait times for vaccines
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