Influenza is commonly known as “flu” or “seasonal flu” caused by influenza virus. The symptoms of influenza can be mild to severe ranging from fever to pneumonia. Influenza mainly affected by three type’s influenza virus, called type A, type B and type C. Influenza virus generally spread through the air by coughing and sneezing or touching contaminated surfaces by a virus. Influenza can be diagnosed by testing throat, sputum and nose. Numbers of rapid tests are available for detecting influenza virus. Influenza can be treated with antiviral drugs or prevented by administering influenza vaccine and several other fluid management methods. Influenza virus spreads around the world in yearly outbreaks that result in millions of severe illness and thousands of deaths across the world. WHO every year predicts few strains which are expected to circulate in following year, that allows pharmaceutical companies to develop influenza vaccine against these stains.
Some of the players in the influenza vaccines market include:
GlaxoSmithKline plc., Seqirus (CSL Limited), AstraZeneca, Sanofi Pasteur Inc., Sinovac Biotech Ltd., Novavax, Inc., DAIICHI SANKYO COMPANY, LIMITED., Mitsubishi Tanabe Pharma., Protein Sciences Corporation to name a few.
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