Dataset from A Double-blind Phase III Study to Evaluate the Efficacy of BI 1356 5 mg and 10 mg vs. Placebo for 12 Weeks and vs. Voglibose 0.6 mg for 26 Weeks in Patients With Type 2 Diabetes Mellitus and Insufficient Glycaemic Control, Followed by an Extension Study to 52 Weeks to Evaluate Long-term Safety

The objective of the current study is to investigate the efficacy, safety and tolerability of Linagliptin (BI 1356) (5 mg or 10 mg / once daily) compared to placebo given for 12 weeks and voglibose for 26 weeks as mono therapy in patients with type 2 diabetes mellitus with insufficient glycaemic control. Furthermore, long-term safety is evaluated with an extension treatment to 52 weeks.