Bioadhesive compositions and methods of treatment therewith
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United States of America Patent
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Jul 6, 1993
Issued Date -
N/A
app pub date -
Jan 7, 1991
filing date -
Nov 14, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A controlled release treatment composition method of use are disclosed. The composition includes a bioadhesive and an effective amount of a treating agent. The bioadhesive is a water-swellable, but water-insoluble, fibrous, cross-linked carboxy-functional polymer containing (a) a plurality of repeating units of which at least about 80 percent contain at least one carboxyl functionality, and (b) about 0.05 to about 1.5 percent cross-linking agent substantially free from polyalkenyl polyether.
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