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    • 5. 发明申请
    • Dopamine analog amide
    • 多巴胺类似物酰胺
    • US20010056116A1
    • 2001-12-27
    • US09901209
    • 2001-07-09
    • Victor Shashoua
    • A61K038/00C11C003/00C07K005/00A61K031/5513A61K031/16
    • A61K31/165A61K31/135A61K38/00A61K47/54A61K47/542C11C3/003C11C3/04
    • The invention involves the formation of a prodrug from a fatty acid carrier and a neuroactive drug. The prodrug is stable in the environment of both the stomach and the bloodstream and may be delivered by ingestion. The prodrug passes readily through the blood brain barrier. Once in the central nervous system, the prodrug is hydrolyzed into the fatty acid carrier and the drug to release the drug. In a preferred embodiment, the carrier is 4, 7, 10, 13, 16, 19 docosahexa-enoic acid and the drug is dopamine. Both are normal components of the central nervous system. The covalent bond between the drug and the carrier preferably is an amide bond, which bond may survive the conditions in the stomach. Thus, the prodrug may be ingested and will not be hydrolyzed completely into the carrier molecule and drug molecule in the stomach.
    • 本发明涉及从脂肪酸载体和神经活性药物形成前体药物。 前药在胃和血液两者的环境中是稳定的,并且可以通过摄入来递送。 前药容易通过血脑屏障。 一旦在中枢神经系统中,前药被水解成脂肪酸载体和药物以释放药物。 在优选的实施方案中,载体是4,7,10,13,16,19,二十二碳六烯酸,并且该药物是多巴胺。 两者都是中枢神经系统的正常组成部分。 药物和载体之间的共价键优选是酰胺键,其键可以在胃中的条件下存活。 因此,前药可以被摄入并且不会完全水解成胃中的载体分子和药物分子。