Inhalable Pharmaceutical Compositions
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United States of America Patent
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Nov 8, 2018
app pub date -
Jul 16, 2018
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Jul 16, 2018
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Abstract
Methods for making inhalable composite particles comprising a pharmaceutically-active agent, the method comprising: a) providing composite particles comprising a millable grinding matrix and a solid pharmaceutically-active agent, wherein the pharmaceutically-active agent has an median particle size on a volume average basis between 50 nm and 3 μm; and b) milling the composite particles in a mill without milling bodies for a time period sufficient to produce inhalable composite particles having a mass median aerodynamic diameter between 1 μm and 20 μm are described.
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