Subcutaneous (SC) and Intramuscular (IM) Injections Must Knows for Subcutaneous administration: Pinch skin with non dominant hand and hold syringe with dominant hand Always inject: 2 inches away from umbilicus (for abdomen) 3 inches 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 body but not all injections are the same. Practice Nurse Professional Resources for General Practice Nursing Injecting B12 Enhance Me Training Academy B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics