Pharmaceutical compositions for the sustained release of insoluble active principles
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United States of America Patent
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Jun 12, 2001
Grant Date -
N/A
app pub date -
Jan 6, 1999
filing date -
May 6, 1996
priority date (Note) -
Expired
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Abstract
Pharmaceutical composition for the controlled release of at least one water-insoluble active principle, containing a homopolymer of D,L-lactic acid or of L-lactic acid of low molecular weight combined with said active principle, wherein the molecular weight of the homopolymer of D,L-lactic acid is between approximately 2,000 and 6,000 daltons or the molecular weight of the homopolymer of L-lactic acid is about 4,000 daltons.
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