Medical aerosol formulations
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United States of America Patent
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Issued Date -
May 27, 2004
app pub date -
Sep 30, 2003
filing date -
Mar 30, 2001
priority date (Note) -
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Abstract
Calcium salts, magnesium salts and zinc salts of palmitic acid and of stearic acid are suited for use as solid auxiliary agents for medical suspension aerosol formulations based on hydrofluoroalkanes. They improve, in particular, the suspension stability, the mechanical function of the dosing valve, the dosing precision, and the chemical stability of the active substance.
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