US Patent:
20060257473, Nov 16, 2006
Inventors:
Porranee Puranajoti - Hoffman Estates IL, US
International Classification:
A61K 9/20
A61K 9/14
A01N 31/14
US Classification:
424464000, 424489000, 514718000
Abstract:
A single tablet layer having an extended release profile comparable to the release profile of a bi-layer tablet having both an immediate release and an extended release layer is prepared from a pharmaceutical granulation containing a pharmaceutically active compound, a hydrophilic polymer, and a water in-soluble, non-swellable particulate channeling agent.