Ergocalciferol (Calciferol, Drisdol, Vitamin D); Vitamin; Cap: 50,000 units
Inj: 500,000 U/mL
Oral soln: 8000 U/mL [60 mL] (200 U/drop);
Dietary Supplementation: Premature Infants: 400-800 units/day PO qd-bid
Infants and Children: 400 units/day PO qd-bid
Vitamin D Dependent Rickets: 3000-5000 U per day PO/IM qd-bid
Nutritional Rickets and Osteomalacia: 1000-5000 U/day PO/IM x 6-12 weeks
40 units = 1 mcg
Oral dosing is preferred. Injectable product may only be given IM (not
IV). Drops are available OTC.