allergic reaction to b12 injection Can Vitamin Injections Cause Nasty Rashes? Vitamin B12 Injection – Manufacturer
Description
Most injection plans use a short loading phase, then maintenance every 13 months depending on the cause (NHS

Mayo Clin Proc Innov Qual Outcomes

The only structural difference is AOD-9604's additional tyrosine residue at the N-terminal end
That said, oral supplements can vary