This study is conducted in Asia. The aim of this observational study is to investigate the safety and efficacy of insulin detemir as add-on therapy in type 2 diabetic patients who are using oral antidiabetic drugs.

Inclusion Criteria:

• After the physician decision has been made to use insulin detemir therapy, any subject with Type 2 diabetes who is treated with any one or more of the oral antidiabetic drug (metformin, SU, repaglinide, TZDs) is eligible for the study. The selection of the subjects will be at the discretion of the individual physician. Particular attention should be paid to the drug interactions that are listed within the product label

Exclusion Criteria:

• Subjects currently being treated with insulin detemir or any other insulin regimen including regular(bolus) insulin
• Subjects with a hypersensitivity to insulin detemir or to any of the excipients
• Women who are pregnant, breast feeding or have the intention of becoming pregnant within next 6 months. Women of childbearing potential who are not using adequate contraceptive methods

Any subject with type 2 diabetes who is newly diagnosed or treated with OADs only is eligible for the study. The selection of the subjects as well as the treatment insulin will be at the discretion of the individual physician based on clinical judgement.