Inhalation compositions with high drug ratios
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United States of America Patent
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Issued Date -
Dec 28, 2006
app pub date -
Aug 21, 2003
filing date -
Aug 21, 2002
priority date (Note) -
Abandoned
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Abstract
The invention provides a dry powder inhalation composition comprising, at least 0.25% by weight of the composition of an active ingredient with a particle size of less than 10 microns in diameter and a pharmaceutically acceptable particulate carrier with a particle size of less than 250 microns in diameter. Also disclosed are methods for use of the compositions of the invention with dry powder inhalers for therapeutic treatments.
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