b12 shot at home injection can make you sick Vitamin B12 Injections – Philadelphia Medical Group Treating Severe Vitamin B12 Deficiency

Scand J Haematol 1964;1:5-15

Before you get an injection, and while you're receiving treatment, there are a few precautions to keep in mind

Sanitize and Pinch the Skin Sanitize your chosen injection site with a fresh alcohol swab and let it dry

NICE Clinical Knowledge Summaries recommend B12 injections for: Pernicious anaemia an autoimmune condition affecting intrinsic factor production Malabsorption syndromes including coeliac disease and inflammatory bowel disease Post-surgical states particularly following gastrectomy or ileal resection Strict vegan diets when oral supplementation proves inadequate, though oral cyanocobalamin is usually sufficient for dietary deficiency Clinical trials demonstrate that B12 injections rapidly improve haematological parameters and neurological symptoms when deficiency is confirmed through blood tests