| abstract |
(57) [Summary] [Structure] Q-20 specified by the following plane structure formula 547 compound or a pharmaceutically acceptable salt thereof. [Chemical 1] (In the formula, R represents an isopropyl group, an isobutyl group, a benzyl group, or a 4-hydroxyphenylmethyl group.) [Effect] Cholecystokinin (CCK) -B / gastrin receptor antagonistic action, and CCK-B / Diseases involving gastrin receptors, such as gastric ulcer, duodenal ulcer, gastritis, reflux esophagitis, Zollinger-Ellison syndrome, gastrointestinal disorders such as gastrin-sensitive pancreas, and disorders of appetite regulation, It is useful for treating and preventing central nervous system disorders such as pain and anxiety. |