therapeutic trial of b12 injections how often can you take a injection How Often Can I Take B12 Injections? Vitamin B12 Injections - Philadelphia
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People taking long-term metformin are at particular risk of B12 deficiency, as metformin impairs B12 absorption in the terminal ileum

References Stier H

Also, patients should be warned about the danger of taking folic acid in place of Vitamin B12, because the former may prevent anemia but allow progression of subacute combined degeneration

Prior Authorizations: Managing authorizations and benefit checks to save time

When in doubt, opt for either a hydroxycobalamin or methylcobalamin supplement for this reason
