what is b12 injection used for Compounded Hydroxocobalamin (Vitamin B12) Do You Need a Prescription
Description
Customizing Vitamin B12 shots for different groups helps doctors get better results

There are also rarer risks

Therapeutic Injections : Antibiotics, corticosteroids, hormone treatments

[DOI] [PubMed] [Google Scholar] 185.Kopelman P, Bryson A, Hickling R, et al

So, I decided to ask AI to find the reason why doctors are so worried about giving a vitamin injection a day early
