Drug – bio-affecting and body treating compositions – Effervescent or pressurized fluid containing – Organic pressurized fluid
Reexamination Certificate
2005-07-19
2005-07-19
Dodson, Shelley A. (Department: 1616)
Drug, bio-affecting and body treating compositions
Effervescent or pressurized fluid containing
Organic pressurized fluid
C424S046000
Reexamination Certificate
active
06919069
ABSTRACT:
A pharmaceutical aerosol formulation comprising (i) particulate medicament, (ii) 1,1,1,2-tetrafluoroethane, 1,1,1,2,3,3,3,-heptafluoro-n-propane or a mixture thereof as propellant, and (iii) 0.01 to 5% w/w based upon the propellant of a polar cosolvent, the particulate medicament being present in an amount from 0.005% to 5% w/w relative to the total weight of the formulation and having a particle size of less than 100 microns, and which formulation contains less than 0.0001% w/w surfactant based upon the weight of medicament.
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Akehurst Rachel Ann
Taylor Anthony James
Wyatt David Andrew
Bacon & Thomas
Dodson Shelley A.
George Konata M.
Glaxo Group Limited
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