Should be taken with food: Swallow whole, do not chew/crush.
Contraindications
Hypersensitivity. Hypercalcaemia, evidence of vit D toxicity, malabsorption syndrome, hypervitaminosis D, abnormal sensitivity to vit D effects, decreased renal function.
Adequate Ca diet. Progressive hypercalcemia. Bone lesions. Concomitant use w/ vit D. Hypoparathyroidism. Pregnancy & lactation. Elderly w/ coronary disease, renal impairment & arteriosclerosis.
May develop hypermagnesemia w/ Mg-containing antacids in patients on chronic renal dialysis. May precipitate cardiac arrhythmias w/ digitalis glycosides. Atrial fibrillation may occur w/ verapamil when supplemental Ca is administered. Decreased conc & intestinal absorption (for Hello-D 2000 only) w/ cholestyramine. Synthetic & cationic enzymes may be inhibited by ketoconazole. Reduced absorption w/ mineral oil. Endogenous synthesis may be inhibited w/ phenytoin or phenobarb. May develop hypercalcemia w/ thiazide diuretics in hypoparathyroid patients.