b12 injection into nerve Where to Safely Inject B12: A Comprehensive Guide Vitamin B12 Deficiency and Nerve

61 In practice, some patients may be able to switch to very high dose (ie, 2000 mcg daily) oral supplementation instead of continuing parenteral administration, but it is impossible to predict in whom this can be done safely, and many are at risk of worsening symptoms which may become permanent

Generally a mild profile

It is used when 20610 is performed on a distinct anatomical site or involves a separate and independent procedural service from another performed the same day

B12 injections are associated with some side effects, including pain or redness at the site of the injection, itching, mild diarrhea, or a feeling of swelling over the whole body