Immediately after your injection, the used needle and syringe should go directly into your designated sharps disposal container
The common ones are a little stinging, redness or swelling at the site, a small harmless lump, or occasional bruising if a tiny blood vessel is caught
You can see the video below for a demonstration of using this area
If you have symptoms of deficiency that have never been investigated, see your GP for a blood test before booking any injection
[19] Other than that, though, B12 injections are considered to be quite safe, so try not to worry about doing it "wrong." As long as you wash your hands, work in a sterile environment, and inject into the proper site using the correct technique, you'll do great.Thanks Tips Store vitamin B12 injection medication at room temperature, away from moisture, heat, and light