History of Flu Vaccines and Viral Strains

1990 Vaccine Components

Nov 16, 1990

Type A - Immunization for 1986-like Type A flu (H1N1) and 1989-like Type A flu (H3N2)
Type B - Immunization for 1988-like Type B flu

1995 Vaccine Components

Nov 16, 1995

Type A - Immunization for 1991-like Type A flu (H1N1) and 1994-like Type A flu (H3N2)
Type B - Immunization for 1993-like Type B flu

2000 Vaccine Components

Nov 16, 2000

Type A - Immunization for 1999-like Type A flu (H1N1) and 1999-like Type A flu (H3N2)
Type B - Immunization for 1998-like Type B flu

2005 Vaccine Components

Nov 16, 2005

Type A - Immunization for 1999-like Type A flu (H1N1) and 2002-like Type A flu (H3N2)
Type B - Immunization for 2002-like Type B flu