how do you inject b12 Treating Severe Vitamin Deficiency Vitamin B12 Supplements and Injections

The infusion rate must be controlled to prevent bad reactions

Another reported effect has been growth of lymphoid tissue (specially acromegaly and tonsillar hypertrophy), renal enlargement (with normal kidney function) and in rare cases facial coarsening of features and incremented hair growth [264]

Seek immediate medical attention for signs of a severe allergic reaction including hives, swelling of the face, lips, tongue, or throat, difficulty breathing, or chest tightness

People who dont produce enough intrinsic factors can become deficient

If your B12 deficiency is not severe, it might take a couple of shots over a few days or weeks before you start experiencing these positive changes in your well being