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    • 11. 发明申请
    • beta-L-2'-Deoxy-Nucleosides for the Treatment of Hepatitis B
    • β-L-2'-Deoxy-Nucleosides用于治疗乙型肝炎
    • US20070087995A1
    • 2007-04-19
    • US11558288
    • 2006-11-09
    • Gilles GosselinJean-Louis ImbachMartin Bryant
    • Gilles GosselinJean-Louis ImbachMartin Bryant
    • A61K31/7076A61K31/7072
    • C07H19/16A61K31/70A61K31/7068A61K31/7072A61K31/7076A61K31/708C07H19/06A61K2300/00
    • This invention is directed to a method for treating a host infected with hepatitis B comprising administering an effective amount of an anti-HBV biologically active 2′-deoxy-β-L-erythro-pentofuranonucleoside or a pharmaceutically acceptable salt or prodrug thereof, wherein the 2′-deoxy-β-L-erythro-pentofuranonucleoside has the formula: wherein R is selected from the group consisting of H, straight chained, branched or cyclic alkyl, CO-alkyl, CO-aryl, CO-alkoxyalkyl, CO-aryloxyalkyl, CO-substituted aryl, alkylsulfonyl, arylsulfonyl, aralkylsulfonyl, amino acid residue, mono, di, or triphosphate, or a phosphate derivative; and BASE is a purine or pyrimidine base which may be optionally substituted. The 2′-deoxy-β-L-erythro-pentofuranonucleoside or a pharmaceutically acceptable salt or prodrug thereof may be administered either alone or in combination with another 2′-deoxy-β-L-erythro-pentofuranonucleoside or in combination with another anti-hepatitis B agent.
    • 本发明涉及一种用于治疗感染乙型肝炎的宿主的方法,其包括施用有效量的抗HBV生物活性2'-脱氧-β-L-赤 - 戊呋喃核苷或其药学上可接受的盐或前药,其中 2'-脱氧-β-L-赤 - 戊呋喃核苷具有下式:其中R选自H,直链,支链或环状烷基,CO-烷基,CO-芳基,CO-烷氧基烷基,CO-芳氧基烷基 烷基磺酰基,芳基磺酰基,芳烷基磺酰基,氨基酸残基,单,二或三磷酸酯,或磷酸酯衍生物; 并且BASE是嘌呤或嘧啶碱基,其可任选被取代。 2'-脱氧-β-L-赤 - 戊呋喃核苷或其药学上可接受的盐或前药可以单独或与其它2'-脱氧-β-L-赤 - 戊呋喃核苷组合或与另一种抗 - 乙型肝炎药。