发明名称 COATED PARTICLES CONTAINING PHARMACEUTICALLY ACTIVE AGENTS
摘要 The present invention features a tablet including particles containing a pharmaceutically active agent, wherein the particles are coated with (a) a first film layer containing a modified release polymer; and (b) a second film layer containing (i) a first polymer, wherein the first polymer is a polymer of ethyl acrylate and methyl methacrylate and (ii) a second polymer, wherein the second polymer is a polymer of methyl acrylate, methyl methacrylate and methacrylic acid.
申请公布号 CA2729015(A1) 申请公布日期 2009.12.30
申请号 CA20092729015 申请日期 2009.06.24
申请人 MCNEIL-PPC, INC. 发明人 SHEN, ROBERT;CHEN, VINCENT;LEE, DER-YANG
分类号 A61K9/50;A61K9/20 主分类号 A61K9/50
代理机构 代理人
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