Efficacy and Safety of Biphasic Insulin Aspart 30 With Metformin in Type 2 Diabetes

Inclusion Criteria: * Type 2 diabetes * Currently treated with maximum doses of any kind of OAD alone or any kind of oral combination therapy for at least 2 months * Body mass index (BMI) below 40.0 kg/m2 * HbA1c between 7.5-13.0% Exclusion Criteria: * History of drug or alcohol dependence * Mental incapacity, unwillingness or language barriers precluding adequate * Subjects previously screened to participation or having already participated in this trial * Receipt of any investigational drug within the last month prior to this trial * Known or suspected allergy to trial products or related products