Lets pinch subcutaneous injection sites! When I said heparin and enoxaparin are exclusively used in the abdomen, I dont mean other meds cant go there. We just generally put anticoagulants in the How to Give a B12 Injection: Step By Step Instructions On The Go B12 Injection at enTrust Urgent Care Center Clinic Common Mistakes in B12 Injections to Avoid Vitamin B12 Injections CYANOCOBALAMIN INJECTION, USP 10,000mcg 10mL (1,000mcg mL) 10mL VIAL