Renal Impairment Study of Empagliflozin (BI10773) in Japanese Patients With Type 2 Diabetes

Inclusion criteria: * Type 2 diabetes patients * Glycosylated haemoglobin\>= 6.1% (Japan Diabetes Society) * Estimated glomerular filtration rate based on the modification of diet in renal disease-formula at screening , of \>= 15 mL/min/1.73m2 Exclusion criteria: * Any evidence of significant disease (other than renal impairment) * Moderate and severe concurrent liver function impairment * Gastrointestinal tract surgery, that might affect absorption and elimination of drugs * Diseases of the central nervous system (such as epilepsy), psychiatric disorders, or neurological disorders * Chronic or relevant acute infections * Participation in another trial with investigational drug administration within 30 days prior to study drug administration or during the trial