Medical Dictionary

hydrofluoroalkane

noun hy·dro·fluo·ro·al·kane \ ˌhī-drō-ˌflu̇r-ō-ˈal-ˌkān, -ˌflȯr- \

medical Definition of hydrofluoroalkane

:any of various gaseous alkanes that contain carbon, fluorine, and hydrogen and are used especially as aerosol propellants in metered-dose inhalers
  • Like CFCs, the alternative propellant, hydrofluoroalkane (HFA), is inert in the human airway, but unlike CFCs, it does not contribute to depletion of the stratospheric ozone layer.
  • —Christopher H. FantaThe New England Journal of Medicine5 Mar. 2009
abbreviation HFA

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