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During the worldwide Spanish flu pandemic of 1918, "Pharmacists tried everything they knew, everything they had ever heard of, from the ancient art of bleeding patients, to administering oxygen, to developing new vaccines and serums (chiefly against what we call Hemophilus influenzae – a name derived from the fact that it was originally considered the etiological agent – and several types ...
Jump ahead another 120 years or so to 1918 when the first flu shot was administered to the U.S. military in an attempt to thwart the Spanish Flu; vaccines that followed include those to combat ...
A high-dose vaccine (Fluzone High-Dose) four times the strength of standard flu vaccine was approved by the FDA in 2009. [22] [23] [24] This vaccine is intended for people 65 and over, who typically have weakened immune response due to normal aging. The vaccine produces a greater immune response than standard vaccine.
Polyvalent influenza vaccine is a type of influenza vaccine that provides immunity against more than one type of antigen. [1] In the second week after receiving the flu shot, the body's immune system is triggered by the antigens so the body starts producing antibodies.
A vaccine that contains the A/Vietnam/1194/2004 (H5N1) flu strain. [28] Pumarix: A vaccine approved for medical use in the European Union in March 2011. [29] Seqirus/Audenz: A vaccine for adults that contains a killed flu strain called A/Astrakhan/3212/2020 (H5N8)-like strain. [30] Some older H5N1 vaccines for humans that have been licensed are:
The serotypes that have been confirmed in humans, ordered by the number of confirmed human deaths, are: H1N1 caused "Spanish flu" in 1918 and "Swine flu" in 2009. [36] H2N2 caused "Asian Flu". H3N2 caused "Hong Kong Flu". H5N1, "avian" or "bird flu". [37] H7N7 has unusual zoonotic potential. [38] H1N2 infects pigs and humans. [39] H9N2, H7N2 ...
The United States and Europe are taking steps to acquire or manufacture H5N1 bird flu vaccines that could be used to protect at-risk poultry and dairy workers, veterinarians and lab technicians ...
As of 2022 all flu vaccines in the United States were quadrivalent. [27] The four main types of type A and B influenza viruses that are most likely to spread and make people sick during the upcoming flu season have been the targets of seasonal influenza (flu) vaccines. [27]