Hypoglycemia, headache, intense hunger, nausea, vomiting, lassitude, sleep disorders, agitation, aggression, poor conc, reduced awareness & slowed reactions, depression, confusion, visual & speech disorders, aphasia, tremor, paresis, sensory disorders, dizziness, feeling of powerlessness, loss of self-control, delirium, convulsions, shallow respiration, bradycardia, drowsiness & loss of consciousness; sweating, clammy skin, anxiety, tachycardia, HTN, palpitations, angina pectoris & cardiac arrhythmia. Abdominal pain, dyspepsia, diarrhea, constipation.