Cyanocobalamin

Form of vitamin B-12

Cyanocobalamin is a form of vitamin B12 used to treat and prevent vitamin B12 deficiency except in the presence of cyanide toxicity. The deficiency may occur in pernicious anemia, following surgical removal of the stomach, with fish tapeworm, or due to bowel cancer. It is used by mouth, by injection into a muscle, or as a nasal spray.

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