--Hypervitaminosis D, hypercalcemia, hypercalciuria, hypermagnesemia, nausea, vomiting, constipation, anorexia, abdominal pain, dry mouth, thirst, headache, metallic taste, muscle pain, bone pain, fatigue, weakness, weight loss, polyuria, nocturia, polydipsia, hypertension, cardiac arrhythmias, pancreatitis, pruritus, rash, growth retardation (in children), hypersensitivity reactions