B12 Injections at Home Safety Guide for Self Administration Infusion For Health Injecting substances can expose individuals that use injection drugs to serious harm, but understanding the difference between safer and more harmful sites can help reduce these potential dangers. Here's a breakdown of B12 Shot: Step by Step Guide for Self Injection TikTok Ivy Grove Surgery : Self administration of B12 injection You may wonder why we pull back into the syringe when giving injections in the vein. This picture explains why. We don't pull back to make sure we're in the vessel, we