Controlled-Release of an active substance into a high fat environment
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United States of America Patent
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Issued Date -
Jun 24, 2004
app pub date -
Dec 3, 2003
filing date -
Dec 11, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A controlled release delivery composition which can be administered to a high fat use environment such as the human gastrointestinal tract following a high fat meal. The delivery composition is embodied as a core surrounded by an asymmetric polymeric membrane. In a preferred embodiment, the asymmetric polymeric membrane is cellulose acetate.
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