Overview GA 6: The Blood Glucose-lowering Effect of Glucose-dependent Insulinotropic Polypeptide Status: Completed Trial end date: 2020-02-28 Target enrollment: Participant gender: Summary This study will investigate if the effect of DPP-4 inhibitors is mediated in part by Glucose-dependent insulinotropic polypeptide. Phase: N/A Details Lead Sponsor: University Hospital, Gentofte, CopenhagenTreatments: Dipeptidyl-Peptidase IV InhibitorsGastric Inhibitory PolypeptideSitagliptin Phosphate