| abstract |
The present invention relates to a medicament containing a nitrogen-containing heterocyclic derivative, a pharmaceutically acceptable salt thereof, an ester or other derivative thereof, and an ileal bile acid transporter inhibitor. SOLUTION: General formula (Ia) [Wherein, R 1 , R 2 , R 3 , and R 4 are a hydrogen atom, a hydroxy group, a lower alkoxy group; R 5 is an aryl group, a substituted aryl group; R 6 is a group represented by the formula —CONR 7 R 8 (Wherein R 7 is a C 1 -C 10 alkyl group or the like; R 8 is an aryl group or the like);], a pharmaceutically acceptable salt thereof, an ester thereof or other A drug containing a derivative of |