Controlled release matrix suppository for pharmaceuticals
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United States of America Patent
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-
Jun 1, 1993
Grant Date -
N/A
app pub date -
Sep 11, 1991
filing date -
Sep 11, 1991
priority date (Note) -
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status (Latency Note)
Importance
Abstract
The controlled release of therapeutically active agents is achieved from a controlled release matrix of sodium alginate and a calcium salt. When the composition is to be administered rectally, the matrix is combined with a therapeutically active agent and a suitable suppository base. When the composition is to be administered orally, the matrix further includes a higher aliphatic alcohol.
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