| abstract |
The present invention relates to substituted imidazo-pyridinones and imidazo-pyridazinones of general formula n nwherein Y and R 1 to R 4 are defined as in claim 1 , the tautomers, enantiomers, diastereomers, the mixtures thereof and the salts thereof, which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV). |