DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
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Ergocalciferol solution for intramuscular injection. Also known as vitamin D2 and calciferol, ergocalciferol is used to treat vitamin D deficiency. It may also be used to treat low blood calcium due to hypoparathyroidism. It administered by mouth or injection into a muscle.
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