2010-2011 Flu Vaccine Antigens: H1N1, H3N2, and B/Brisbane

The seasonal influenza vaccine for 2010-2011 will contain the following antigens:

* A/California/07/09 (H1N1)

* A/Perth/16/09 (H3N2)

* B/Brisbane/60/08-like virus

The World Health Organization (WHO) recommends that the following influenza vaccine be used in 2010-2011:

* Trivalent vaccine containing:

* A/California/07/09 (H1N1)-like virus

* A/Perth/16/09 (H3N2)-like virus

* B/Brisbane/60/08-like virus

* Quadrivalent vaccine containing:

* A/California/07/09 (H1N1)-like virus

* A/Perth/16/09 (H3N2)-like virus

* B/Brisbane/60/08-like virus

* B/Yamagata/166/08-like virus

The WHO also recommends that the following influenza vaccines be used in specific populations:

* Inactivated vaccine containing:

* A/California/07/09 (H1N1)-like virus

* A/Perth/16/09 (H3N2)-like virus

* Live attenuated vaccine containing:

* A/California/07/09 (H1N1)-like virus

* A/Perth/16/09 (H3N2)-like virus

The WHO does not recommend the use of the following influenza vaccines:

* Monovalent vaccine containing:

* A/California/07/09 (H1N1)-like virus

* Adjuvanted vaccine containing:

* A/California/07/09 (H1N1)-like virus

* A/Perth/16/09 (H3N2)-like virus