Inclusion Criteria:  diagnosis of type 2 diabetes within at least 6 months peripheral arterial disease documented within al least 1 year by doppler ultrasound, angio-CT or arteriography peripheral transcutaneous oxygen pressure between 30 and 49 mmHg on anterior and/or posterior tibial arteries Hba1c 6,5-8% treatment of diabetes with metformin, insulin and/or sulfonylurea  Exclusion Criteria:  diagnosis of type 1 diabetes current treatment with GLP-1 receptor agonists (GLP-1RAs) or dipeptidyl peptidase -4 (DPP-4) inhibitors GLP-1RAs allergy or intolerance participation to other clinical studies history of pancreatitis, thyroid disease, diabetic gastroparesis or inflammatory bowel disease current or planned pregnancy acute myocardial infarction and/or acute cerebrovascular disease within 14 days from the screening visit planned revascularization procedure renal function with estimated glomerular filtration rate (eGFR) below 15 ml/min history of cancer and/or oncological treatment within 5 years from the screening visit current treatment with corticosteroids psychiatric or other clinical conditions which may interfere with the study