Common Injections Cheat Sheet Save for Ward Rounds! Insulin Diabetes Subcut 0.51 unit kg Vitamin B12 Deficiency Neuropathy IM 1001000 mcg Tetanus Toxoid Vitamin B12 Injection IV or IM Treating Severe Vitamin B12 Deficiency B12 IM Injection Needle Injection Techniques Every Nurse Should Know! Whether you're prepping for your NCLEX or brushing up on your skills, here's a quick breakdown of the most common injection routes you'll encounter 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 What Conditions Do B12 Injections Help Treat in Shoreline, WA?