Processes for spray drying hydrophobic drugs in organic solvent suspensions
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United States of America Patent
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Nov 2, 1999
Grant Date -
N/A
app pub date -
Dec 29, 1997
filing date -
Dec 31, 1996
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Methods for preparing dry powders having hydrophobic and hydrophilic components comprise combining solutions or suspensions of the components and spray drying them simultaneously in a spray drier. The hydrophobic component may be dissolved in an organic solvent and the hydrophilic component suspended therein. The method provides dry powders having relatively uniform characteristics.
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