摘要 |
This invention relates to novel aerosol formulations for administering drugs , in particular for administration of a beclomethasone ester by inhalation. In particular the invention provides novel aerosol formulations consisti ng essentially of (a) beclomethasone dipropionate in the form of a solvate with 1,1,1,2-tetrafluoroethane (CF3CH2F) and one or more fluorocarbon or hydrogen-containing chlorofluorocarbon propellants or (b) anhydrous beclomethasone dipropionate and 1,1,1,2,3,3,3-heptafluoro-n-propane as propellant.
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