Inclusion Criteria:  Type 1 diabetes for at least 5 years and receiving insulin as the only T1D therapy HbA1c ≥6.0 and ≤9.0 % BMI ≥18 to ≤27 kg/m^2 Normal thyroid function  Exclusion Criteria:  Impaired hypoglycemia awareness Severe hypoglycemia or diabetic ketoacidosis (DKA) within 3 months Abnormal blood pressure or ECG, clinically significant cardiovascular, cerebrovascular or peripheral vascular disease History of pheochromocytoma, insulinoma, glucagonoma, acromegaly, Cushing's disease, glycogen storage disease or adrenal insufficiency; ongoing or previous treatment with octreotide, lanreotide or pasireotide Current use of systemic corticosteroids or beta-blockers