How to Give a B12 Injection: Step By Step Instructions 5 amino 1mq 5mg 10mg 50mg Application: Pharmaceutical at Best Price in Dalian Dalian Handom Chemicals Co.,ltd. 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 like, swipe, and save for when it's your turn to do an injection on a patient Intramuscular (IM) Angle: 90 Needle Size: 2225G, 11.5 inch Med Examples: Vaccines (e.g. Tdap, Subcutaneous vs intramuscular what's the difference? #vitamintherapy #theb12store #injection