Sustained release pharmaceutical formulations
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United States of America Patent
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-
Feb 23, 1993
Grant Date -
N/A
app pub date -
Jun 18, 1990
filing date -
Jun 16, 1989
priority date (Note) -
Expired
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Abstract
The invention provides a sustained release formulation of ketoprofen comprising granules each of which comprises a core comprising ketoprofen and microcrystalline cellulose and a coating comprising a water-soluble and a water-insoluble cellulose derivative.
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