<p>Novel bicyclic amide derivatives having excellent DPP-IV inhibiting activity or pharmacologically acceptable salts thereof. Namely, novel bicyclic amide derivatives represented by the general formula (1) or pharmacologically acceptable salts thereof (for example, (2S,4S)-1-[[(4-carbamoylbicyclo[2.2.2] oct-1-yl)amino]acetyl]-4-fluoropyrrolidine-2-carbonitrile).</p>
