These include serious infection, uremia or renal failure, drugs with bone marrow suppression properties (e.g., chloramphenicol), or concurrent undiagnosed folic acid or iron deficiency anemia
There are minor side effects associated with B12 shots, including possible pain and swelling at the injection site, nausea, and headaches for some people
One study found that when people with mild cognitive issues and low levels of B12 were given B12 vitamins, most of them showed improved cognitive symptoms
At Royal Palm Beach Medical Group, our team ensures that each patient receives B12 injections safely, based on their specific health needs and medical history
Framed as a research schedule (not a prescription): Activation (Weeks 12): Begin at the documented once-daily dose and hold it steady