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Vitamin D2

Ergocalciferol is vitamin D2. Vitamin D helps your body absorb calcium. Ergocalciferol is used to treat hypoparathyroidism (decreased functioning of the parathyroid glands). Ergocalciferol is also used to treat rickets (softening of the bones caused by vitamin D deficiency) or low levels of phosphate in the blood (hypophosphatemia). Ergocalciferol may also be used for purposes not listed in this medication guide.

Frequently Asked Questions

You should not take ergocalciferol if you have had an allergic reaction to vitamin D, or if you have high levels of calcium or vitamin D in your body, or any condition that makes it hard for your body to absorb nutrients from food (malabsorption).

Use only the recommended dose of ergocalciferol. An overdose could cause serious or life-threatening side effects.

Similar Drugs

Brand Name Examples Supplied As Strength
Drisdol capsule 50,000 intl units
Vitamin D2 capsule 50,000 intl units
Vitamin D2 (obsolete) capsule 50,000 intl units
Generic Examples Supplied As Strength
Ergocalciferol solution 200 mcg/mL
capsule 50,000 intl units

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