DRUG CAPSULES FOR DRY POWDER INHALERS
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United States of America Patent
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Issued Date -
Aug 26, 2010
app pub date -
Aug 16, 2007
filing date -
Aug 16, 2006
priority date (Note) -
Abandoned
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Abstract
A method of filling a drug capsule (2) for a dry powder inhaler comprising introducing a dose of powdered active substance (4) into the capsule and introducing a separate quantity of filler particles (6) into the capsule (2), said filler particles being of different composition and having a larger average particle size than the active substance.
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