Administration of medicinal dry powders

Details Administration of medicinal dry powders Administration of medicinal dry powders

2003-06-26

2008-10-07

Richter, Johann (Department: 1616)

Drug, bio-affecting and body treating compositions

Effervescent or pressurized fluid containing

Organic pressurized fluid

C424S489000, C514S169000, C514S291000, C514S312000, C514S649000, C514S653000, C514S826000

Reexamination Certificate

active

07431916

ABSTRACT:
A method of administering a metered dry powder combined dose of finely divided dry medication powders is disclosed, wherein said method comprises providing a relative motion between a nozzle of a dry powder inhaler and a dose bed carrying said combined dose of finely divided dry medication powder intended for delivery by the dry powder inhaler, the combined dose comprises metered quantities of at least two medicaments separately deposited on the dose bed, the relative motion causing the nozzle to pass over the combined dose for a simultaneous or sequential delivery of the medicaments during the course of a single suction of air.

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