--Hypersensitivity reactions, Hypercalcemia, Nausea, Abdominal distention, Flatulence, Anorexia, Constipation, Diarrhea, Dry mouth, Polyuria, Sweating, Headache, Thirst, Dehydration, Decreased libido, Vertigo, Metallic taste, Rash, Pruritus, Urticaria, Hyperglycemia, Hyperphosphatemia, Hyperuricemia, Milk-alkali syndrome, Hypotension, Pancreatitis, Injection site reactions (pain, abscess, necrosis), Hyperammonemia, Altered sleep patterns, Irritability, Excitability, Mental confusion, Psychotic disorder, Bone pain, Muscle weakness, Growth retardation, Coma, Ectopic calcification, Nephrocalcinosis, Photophobia, Rhinorrhea, Dyspnea, Cardiac arrhythmias, GI obstruction, Folate deficiency.