Programmable buoyant delivery technology
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United States of America Patent
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Oct 2, 2012
Grant Date -
Jan 21, 2010
app pub date -
Sep 3, 2007
filing date -
Sep 4, 2006
priority date (Note) -
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Abstract
The present invention is concerned with a system for spatially and temporally programmable delivery of an active agent. When administered orally, the System can be retained in the gastric region for a prolonged period of time. It comprises of a core (I), one or more layers (II, IV, V) coated over the core and a preformed hollow space (III). The invention also concerns with a process for preparation of the System and a method for treating/preventing diseases, by administering to a subject in need thereof, the System of the invention.
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