Pyrazole for the treatment of gastroesophageal reflux disease and irritable bowel syndrome

摘要

The present invention relates to novel pyrazole derivatives having a positive allosteric GABAB receptor (GBR) modulator effect, methods for the preparation of said compounds and to their use, optionally in combination with a GABAB agonist, for the inhibition of transient lower esophageal sphincter relaxations, for the treatment of gastroesophageal reflux disease, as well as for the treatment of functional gastrointestinal disorders and irritable bowel syndrome (IBS). The compounds are represented by the general formula (I) wherein R1, R2, R3 and Y are as defined in the description. For example, R1 may be hydrogen or alkyl, R2 may be hydrogen or alkyl, R3 may be alkoxy and Y may be a carbonylamino linked substituent containing an aryl group.