Pharmaceutical compositions for piperidinoalkanol-ibuprofen combination
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United States of America Patent
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Mar 12, 1991
Issued Date -
N/A
app pub date -
Apr 27, 1989
filing date -
Jun 1, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is directed to a multi-layered tablet containing an ibuprofen layer, a piperidino-alkanol antihistamine layer, and a layer or layers containing conventional pharmaceutical excipients which is interspersed between the ibuprofen and piperidino-alkanol layer and serves to physically separate them. This tablet solves the problems associated with the physical and chemical incompatibilities between ibuprofen and the piperidinoalkanol antihistamines.
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