Controlled release pharmaceutical composition
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United States of America Patent
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-
May 9, 1989
Grant Date -
N/A
app pub date -
May 19, 1987
filing date -
Jun 5, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A solid, controlled release, pharmaceutical composition comprising an active ingredient incorporated in a controlled release matrix comprising a water soluble polydextrose. The controlled release matrix may also contain at least one of a digestibele C.sub.8 --C.sub.50 substituted or unsubstituted hydrocarbon, especially a C.sub.12 --C.sub.36 fatty alcohol, and a polyalkylene glycol, especially polyethylene glycol. Optionally, the matrix may contain a cellulose ether, especially a hydroxyalkylcellulose or a carboxyalkylcellulose.
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