Controlled-release nanoparticulate compositions
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United States of America Patent
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Oct 23, 2012
Grant Date -
Jan 31, 2002
app pub date -
Jun 22, 1999
filing date -
Oct 1, 1998
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Abstract
Described are controlled release nanoparticulate formulations comprising a nanoparticulate agent to be administered and a rate-controlling polymer which functions to prolong the release of the agent following administration. The novel compositions release the agent following administration for a time period ranging from about 2 to about 24 hours or longer.
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