Common side effects may include: Angina Pectoris, Anxiety, Apprehension, Asthenia, Cardiac Arrhythmia, Cardiomyopathy, Cerebral Hemorrhage, Cerebrovascular Accident, Chest Pain, Diaphoresis, Disorientation, Dizziness, Drowsiness, Dyspnea, Exacerbation of Parkinson Disease, Gangrene of Skin or Other Tissue, Headache, Hyperglycemia, Hypertension, Hypoglycemia, Hypokalemia, Increased Cardiac Work, Insulin Resistance, Ischemic Heart Disease, Lactic Acidosis, Limb Ischemia, Localized Blanching, Memory Impairment, Myocardial Infarction, Nausea, Pallor, Palpitations, Panic, Paresthesia, Peripheral Vasoconstriction, Piloerection, Psychomotor Agitation, Pulmonary Edema, Rales, Renal Insufficiency, Restlessness, Supraventricular Tachycardia, Tachyarrhythmia, Tachycardia, Tingling Sensation, Tissue Necrosis at Injection Site, Tremor, Vasoconstriction, Ventricular Arrhythmia, Ventricular Ectopy, Ventricular Fibrillation, Vomiting