Controlled release naproxen and naproxen sodium tablets
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United States of America Patent
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Feb 7, 1989
Issued Date -
N/A
app pub date -
Dec 20, 1985
filing date -
Jun 14, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A controlled release tablet for once-daily oral administration of about 500-1200 mg of naproxen or naproxen sodium, said tablet comprising a homogeneous matrix comprising about 4-9 weight percent of hydroxypropyl methylcellulose having a number average molecular weight in the range of from about 80,000 to about 130,000, about 81-96 weight percent naproxen or naproxen sodium, and 0.1 to about 2 weight percent of a pharmaceutically acceptable lubricating agent, and optionally including a pharmaceutically acceptable coating.
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