Question: what is vitamin d 2 used for?
Answer: Calciferol (ergocalciferol) is vitamin D2 used to treat hypoparathyroidism (decreased functioning of the parathyroid glands), and is also used to treat rickets (softening of the bones caused by vitamin D deficiency) or low levels of phosphate in the blood (hypophosphatemia). Calciferol is available in generic form.