Sitagliptin appartiene ad una classe di farmaci chiamata inibitori della DPP-4 (inibitori della dipeptil peptidasi 4) ###>It contains two different medicines called sitagliptin and metformin. • sitagliptin belongs to a class of medicines called DPP-4 inhibitors (dipeptidyl peptidase-4 inhibitors) • metformin belongs to a class of medicines called biguanides.