Pharmaceutical compositions comprising an active agent and chitosan for sustained drug release or mucoadhesion
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United States of America Patent
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Issued Date -
Dec 28, 2006
app pub date -
Feb 6, 2004
filing date -
Feb 6, 2003
priority date (Note) -
Abandoned
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Abstract
The invention provides a pharmaceutical composition comprising a physiologically active agent and a release sustaining or mucoadhesive agent, characterized in that said release sustaining or mucoadhesive agent comprises a chitosan having a F.sub.A of from 0.25 to 0.80.
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