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Intramuscular injections of hydroxocobalamin every three months after initial treatment is shown to maintain serum cobalamin levels within normal range for several years

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Do not take Vitamin B12 Injection if you: Are allergic to Vitamin B12, cobalt, or any other ingredients in the tablets Have hereditary optic atrophy (loss of some or most of the nerve fibers in the optic nerve) Vitamin B12 Tablets should not be used in newborns

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