发明名称 GASTRORETENTIVE CONTROLLED RELEASE VEHICLES THAT INCLUDE ETHYLENE COPOLYMERS, ETHYL CELLULOSES, AND/OR THERMOPLASTIC POLYURETHANES
摘要 Gastroretentive controlled release vehicles may, in some embodiments, (1) comprise a polymeric matrix and agents for the treatment, prevention, and/or mitigation of a disease and/or side effect thereof and (2) have both gastroretentive properties and controlled release properties. Preferrably, the polymeric matrix may comprise ethylene copolymers, ethyl celluloses, and/or thermoplastic polyurethanes that may optionally be partially crosslinked.
申请公布号 US2014348936(A1) 申请公布日期 2014.11.27
申请号 US201214364973 申请日期 2012.12.17
申请人 Celanese EVA Performance Polymers, Inc. 发明人 Reyes Jose;Anderson Kenneth;Zevotek Dale;Reuter Nathan;Little J. Gregory;Haley Jeffrey;Galiatsatos Vassilios
分类号 A61K9/00;A61K9/16 主分类号 A61K9/00
代理机构 代理人
主权项
地址 Irving TX US