Slow release pharmaceutical compositions
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United States of America Patent
Stats
-
Nov 25, 1980
Issued Date -
N/A
app pub date -
Dec 15, 1975
filing date -
Jun 3, 1971
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Slow release pharmaceutical compositions comprising a combination of a higher aliphatic alcohol and a hydrated hydroxy-alkyl cellulose in ratio of from 2:1 to 4:1 parts by weight and comprising from 20 to 40 percent by weight of the composition; the method for making the same, and their inclusion in pharmaceutical dosage forms intended for oral administration, to provide a slow release of a therapeutically active compound during a predetermined period of time of from five to ten hours, after oral ingestion by humans and animals.
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