How to Give a B12 Injection: Step By Step Instructions Vitamin B D B12 Injections Near Ne Wilmington Urgent Care Clinic Wilmington Urgent Care And Family Clinic 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 VITAMIN B12 INJECTION Vitamin B12 Injection Dosage Guide: 7 Essential Dosage Facts for Adults Liv Hospital