Dapagliflozin Is Effective as Add-on Therapy to Sitagliptin With or Without Metformin: A 24-Week, Multicenter, Randomized, Double-Blind, Placebo-Controlled Studys

OBJECTIVE —To assess the efficacy and safety of dapagliflozin as add-on therapy in patients with type 2 diabetes who were inadequately controlled with a dipeptidyl peptidase-4 inhibitor with or without metformin.

RESEARCH DESIGN AND METHODS —In this 24-week, multicenter, randomized, double-blind, placebo-controlled, parallel-group, phase 3 study with a 24-week blinded extension period, 432 patients were randomized to receive dapagliflozin 10 mg/day or placebo added to sitagliptin (100 mg/day) ± metformin (≥1500 mg/day). Read more