has function has role has component immunizes against disease immunizes recipient immunizes against pathogen has flu season has drug brand name influenza Influenza A virus Betainfluenzavirus Homo sapiens vaccine FDA licensed vaccine role preventive vaccine function Fluzone Quadrivalent influenza B virus B/Phuket/3073/2013 antigen influenza A virus A/Michigan/45/2015 (H1N1) antigen influenza A virus A/Singapore/INFIMH-16-0019/2016 (H3N2) antigen influenza B virus B/Maryland/15/2016 antigen Fluzone Quadrivalent 2018-2019 vaccine CUI: C4719179 Oliver He http://purl.bioontology.org/ontology/RXNORM/2050773 Kallan Roan RXAUI: 10290520 vaccine TUI: T116, T129, T121 human influenza virus vaccine 2018-2019 flu season 2018-2019 Fluzone Quadrivalent 2018-2019