Sustained-release microgranules containing Diltiazem as the active principle
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United States of America Patent
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May 8, 2001
Grant Date -
N/A
app pub date -
Nov 25, 1998
filing date -
Dec 22, 1995
priority date (Note) -
Expired
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Abstract
Novel forms of sustained-release microgranules (LP) containing diltiazem are disclosed. The microgranules consist of a neutral granular carrier coated with an active layer including diltiazem or a pharmaceutically acceptable salt thereof as the active principle, a surfactant and a binder, and an outer layer providing sustained release of the active principle (layer LP).
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