Effect on Glycemic Control of Inhaled Insulin Alone or Added to Dual Oral Therapy After Failure of Dual Oral Therapy.

- Type 2 Diabetes Mellitus as defined by American Diabetes Association (ADA) at least 1
year earlier.

- Patients were required to have been treated with a stable oral agent regimen involving
2 antidiabetc medications: 1 insulin secretagogue (a sulfonylurea or replabinide) and
1 insulin sensitizer (a thiazolidinedione or metformin).