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U.S. Department of Health and Human Services

Vaccines, Blood & Biologics

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Influenza Virus Vaccine for the 2004-2005 Season

2004/2005 Season Lot Release Status (as of December 15, 2004)
Flu vaccine lots that have been released by FDA and are available for distribution by the manufacturers.

For information on flu vaccine distribution schedules, please contact the manufacturers directly.

Manufacturer Trade Name Total Number of Lots Released by FDA
Aventis-Pasteur Inc.
(Connaught Laboratories, Inc.)
Discovery Drive
Swiftwater, PA 18370-0187
(800) 720-8972
fax: 888-889-7129
Fluzone 126
MedImmune Vaccines, Inc.
297 North Bernardo Avenue
Mountain View, CA 94043
FluMist 22

The trivalent influenza vaccine prepared for the 2004-2005 season will include A/New Caledonia/20/99 (H1N1); A/Wyoming/03/2003 (H3N2), which is an A/Fujian/411/2002-like virus; and B/Shanghai/361/2002-like virus. (The actual influenza B virus being used in vaccines is either B/Jiangsu/10/2003 or B/Jilin/20/2003.) Vaccines produced for the 2003-2004 season are now past their expiration dates. It is recommended that vaccine not be used beyond the labeled expiration date.