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    • 6. 发明申请
    • CONTROLLED RELEASE COMPOSITIONS COMPRISING LEVETIRACETAM
    • 包含LEVETIRACETAM的受控释放组合物
    • WO2006088864A1
    • 2006-08-24
    • PCT/US2006/005167
    • 2006-02-14
    • ELAN PHARMA INTERNATIONAL LIMITEDJENKINS, ScottLIVERSIDGE, Gary
    • JENKINS, ScottLIVERSIDGE, Gary
    • A61K9/22
    • A61K9/2077
    • The invention relates to a controlled release composition comprising levetiracetam for the treatment of epilepsy. The controlled release composition comprises an immediate release component and a modified release component or formulation. The immediate release component comprises a first population of levetiracetam and the modified release component or formulation preferably comprises a second population of levetiracetam and a controlled release constituent. The modified release formulation is preferably in the form of an erodable formulation, a diffusion controlled formulation or an osmotic controlled formulation. The combination of the immediate release component and the modified release component or formulation in operation deliver the active ingredient in a pulsed or bimodal manner.
    • 本发明涉及包含用于治疗癫痫的左乙拉西坦的控释组合物。 控释组合物包含立即释放组分和改性释放组分或制剂。 立即释放组分包含左乙拉西坦的第一群体,并且改性释放组分或制剂优选包含第二群左乙拉西坦和控释组分。 改性释放制剂优选为可侵蚀制剂,扩散控制制剂或渗透控制制剂的形式。 立即释放组分和操作中的调节释放组分或制剂的组合以脉冲或双峰方式递送活性成分。