Pharmaceutical compositions in the form of particles suitable for the controlled release of pharmacologically active substances and process for preparing the same compositions
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United States of America Patent
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Dec 23, 1997
Grant Date -
N/A
app pub date -
Apr 30, 1996
filing date -
Nov 22, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Pharmaceutical compositions in the form of particles comprising a biodegradable polymer and/or a polysaccharide jellifying and/or bioadhesive polymer, an amphiphilic polymer, an agent modifying the interface properties of the particles and a pharmacologically active substance. Said compositions exhibit improved biocompatibility features and allow a controlled release of the active substance.
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