Not all shots are the same here's a guide Injections are a fast, effective way to deliver medications, nutrients, and vaccines directly into the bodybut not all injections are the Common Injections Cheat Sheet Save for Ward Rounds! Insulin Diabetes Subcut 0.51 unit kg Vitamin B12 Deficiency Neuropathy IM 1001000 mcg Tetanus Toxoid Best Vitamin B12 Injection Sites: Where to Inject B12 PA Relief Choosing the Right Needle and Syringe for B12 Injections: A Complete Guide 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 Best Vitamin B12 Injection Sites: Where to Inject B12 PA Relief