Tetrahydro-imidazo[1,5-a]pyrazine derivatives of formula ( I ), their preparation methods, pharmaceutical compositions containing the derivatives and uses thereof as medicaments, especially as dipeptidyl peptidase IV inhibitor, wherein the substituents of formula ( I ) are defined as same as the description.
式 ( I )的四氢
咪唑并[1,5-a]
吡嗪衍
生物、其制备方法、含有该衍
生物的药物组合物及其作为药物的用途,特别是作为二肽基肽酶 IV
抑制剂的用途,其中式 ( I )的取代基定义与描述相同。