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    • 10. 发明申请
    • Medicinal oral preparations for colon delivery, medicinal oral preparations for treating colon cancer and medicinal oral preparations for treating colitis
    • 用于结肠输送的药用口服制剂,用于治疗结肠癌的药用口服制剂和用于治疗结肠炎的药用口服制剂
    • US20060188563A1
    • 2006-08-24
    • US10550586
    • 2003-03-27
    • Shuji SatoTakeshi GotoNorifumi TanidaTatsuya MenoTakaaki YoshinagaKeishi Yonemura
    • Shuji SatoTakeshi GotoNorifumi TanidaTatsuya MenoTakaaki YoshinagaKeishi Yonemura
    • A61K9/48
    • A61K31/513A61K9/2846A61K9/2886A61K31/58
    • A medicinal oral preparation to be delivered to the large intestine comprising a core containing a pharmacologically active ingredient, an inner layer containing one or more cationic polymers and an outer layer containing one or more anionic polymers whereby the core is coated, which is designed so that, in a disintegration test successively consisting of a vertical movement for 2 hours in a first solution of pH 1.2, a vertical movement for 2 hours in a second solution of pH 7.4 and a vertical movement in a third solution of pH 6.4, the average disintegration initiation point and the average disintegration completion point each falls within a period from 35 minutes to 130 minutes after starting the vertical movement in the third solution. Namely, a medicinal oral preparation to be delivered to the large intestine, a medicinal oral preparation for treating colon cancer and a medicinal oral preparation for treating colitis which would not disintegrate in the stomach or small intestine but begin to disintegrate after attaining the large intestine and surely complete the disintegration while remaining in the large intestine.
    • 一种药物口服制剂,其被输送至大肠,其包含含有药理活性成分的核心,含有一种或多种阳离子聚合物的内层和含有一种或多种阴离子聚合物的外层,其中所述芯被涂覆,其被设计为 在依次由在pH1.2的第一溶液中垂直运动2小时,在pH 7.4的第二溶液中垂直运动2小时和在pH6.4的第三溶液中的垂直运动的崩解测试中,平均分解 起始点和平均崩解完成点各自在第三溶液中开始垂直运动之后的35分钟至130分钟的时间段内。 也就是说,要输送到大肠的药用口服制剂,用于治疗结肠癌的药物口服制剂和用于治疗不会在胃或小肠中分解而在达到大肠后开始分解的结肠炎的药物口服制剂,以及 一定要在大肠的同时完成解体。