At Home Vitamin B12 4 Week Injection Package MUST BE A FLORIDA RESID CardioMender, MD Subcutaneous (SC) and Intramuscular (IM) Injections Must Knows for Subcutaneous administration: Pinch skin with non dominant hand and hold syringe with dominant hand Always inject: 2 inches away from umbilicus (for abdomen) 3 inches Vitamin Injections Des Plaines, IL Vitamin Deficiency Treatment Subcutaneous vitamin B12 administration using a portable infusion pump in cobalamin related remethylation disorders: a gentle and easy to use alternative to intramuscular injections Orphanet Journal of Rare Diseases Springer Nature Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta analysis Irish Journal of Medical Science (1971 ) Neurobion Injection Careers, Perks + Culture Built In