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Fluzone® High-Dose Quadrivalent (influenza vaccine) – New formulation approval

November 4, 2019 - Sanofi announced the FDA approval of Fluzone High-Dose Quadrivalent (influenza vaccine), for active immunization for the prevention of influenza caused by influenza A subtype viruses and type B viruses contained in the vaccine. Fluzone High-Dose Quadrivalent is indicated for use in persons 65 years of age and older.

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