Salmeterol xinafoate with controlled particle size
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United States of America Patent
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Aug 18, 1998
Grant Date -
N/A
app pub date -
Mar 28, 1996
filing date -
Jul 1, 1993
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to particulate products which may be prepared by methods and apparatus using supercritical fluids. More particularly, the invention relates to pharmaceutical products, in particular easily handled and easily fluidized crystalline forms of salmeterol xinafoate, with controlled particle size and shape.
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