Formulations for use in inhaler devices
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United States of America Patent
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May 22, 2012
Grant Date -
Sep 18, 2003
app pub date -
Apr 17, 2001
filing date -
Apr 17, 2000
priority date (Note) -
Expired
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Abstract
A formulation for an inhaler device comprises carrier particles having a diameter of at least 50 μm and a mass median diameter of at least 175 μm; active particles; and additive material to which is able to promote release of the active particles from the carrier particles on actuation of the inhaler device. The formulation has excellent flowability even at relatively high fine particle contents.
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