B12 Shot IV Concierge MD Energy Focus & Wellness Vitamin B12 Injection Dose for Adults: 7 Essential Dosage Facts & Schedules Liv Hospital Dr. prescribed B12 injections. Pharmacy only gave me vials. Where do you get your needles and syringes? What size?? Where do I inject? : r B12_Deficiency 3mL 25G x 1" BD 305787 Luer Lok Syringe with BD Eclipse Safety MedNeedles US What Are B12 Injections? And Are They Safe? OmegaQuant