Is It Okay To Use A B12 Injection With Insulin Syringes? Amazon.com : 12 Gauge Veterinary Needles, Cattle Needle Poultry Injection Needles 10 Sticks, Suitable for Pigeons, Chickens, Ducks, Geese, Pigs, Sheep, Horses, And Other Large And Small Animals (12*20mm) : Patio, Lawn & Garden 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 Vitamin B12 for Injection Cyanocobalamin 1,000 mcg, 25 Box (Rx) Mountainside Medical