Stable laquinimod preparations
    22.
    发明授权
    Stable laquinimod preparations 有权
    稳定的laquinimod制剂

    公开(公告)号:US08178127B2

    公开(公告)日:2012-05-15

    申请号:US12317104

    申请日:2008-12-19

    IPC分类号: A61K9/20

    摘要: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3′-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.

    摘要翻译: 本发明提供了包含N-乙基-N-苯基-1,2-二氢-4-羟基-5-氯-1-甲基-2-氧代喹啉-3-甲酰胺或其盐的药物组合物; 药学上可接受的载体; 并且相对于2-氯 - 苯基-1,2-二氢-4-羟基-5-氯-1-甲基-2-氧代喹啉-3-甲酰胺,相对于N-乙基-N-苯基-1,2-二氢-4-羟基-5-氯-1-甲基-2-氧代喹啉-3-甲酰胺为0.5%w / 6-(1-乙基-N-甲基-2-氧代二氢吲哚-3-甲酰氨基)苯甲酸,1H,3H-螺[5-氯-1-甲基喹啉-2,4-二酮-3,3' - [1] 乙醛基 - [2] - 酮]或5-氯-N-乙基-3-羟基-1-甲基-2,4-二氧代-N-苯基-1,2,3,4-四氢 - 甲酰胺。