At Home Vitamin B12 4 Week Injection Package MUST BE A FLORIDA RESID CardioMender, MD China Wholesale Veterinary Levamisole Injection 7.5% 10% Iron Dextran and B12 Injection Jizhong Manufacture and Factory Teamtop Pharmaceutical B!2 Inject Kit: Package Insert Prescribing Information 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