申请人:Kyowa Hakko Kogyo Co., Ltd.
公开号:US05543415A1
公开(公告)日:1996-08-06
The present invention relates to an antidepressant containing as an active ingredient a xanthine derivative or a pharmaceutically acceptable salt thereof, the xanthine derivative being represented by Formula (I) : ##STR1## in which R.sup.1, R.sup.2, and R.sup.3 represent independently hydrogen, lower alkyl, lower alkenyl; R.sup.4 represents cycloalkyl, --(CH.sub.2).sub.n --R.sup.5 (in which R.sup.5 represents substituted or unsubstituted aryl or a substituted or unsubstituted heterocyclic group; and n is an integer of 0 to 4), or ##STR2## (in which Y.sup.1 and Y.sup.2 represent independently hydrogen, halogen or lower alkyl; and Z represents substituted or unsubstituted aryl, ##STR3## (in which R.sup.6 represents hydrogen, hydroxy, lower alkyl, lower alkoxy, halogen, nitro, or amino; and m represents an integer of 1 to 3), or a substituted or unsubstituted heterocyclic group); and X.sup.1 and X.sup.2 represent independently O or S.
本发明涉及一种抗抑郁剂,其活性成分为黄嘌呤衍生物或其药学上可接受的盐,该黄嘌呤衍生物由式(I)表示:
##STR1##
其中R.sup.1,R.sup.2和R.sup.3分别独立表示氢,低烷基,低烯基;R.sup.4表示环烷基,--(CH.sub.2).sub.n --R.sup.5(其中R.sup.5表示取代或未取代的芳基或取代或未取代的杂环基;n为0至4的整数),或##STR2##(其中Y.sup.1和Y.sup.2分别独立表示氢,卤素或低烷基;Z表示取代或未取代的芳基,##STR3##(其中R.sup.6表示氢,羟基,低烷基,低烷氧基,卤素,硝基或氨基;m表示1至3的整数),或取代或未取代的杂环基);X.sup.1和X.sup.2分别独立表示O或S。