Testosterone injections are intramuscular, which means that they are given into the muscles. The very vascular muscles that reside in the “glutes” or “buttocks” is the most common injection site. The needles used to deliver low testosterone treatments are slightly larger than the ones diabetics use to deliver insulin, due to the thickness of the testosterone. Once you are taught and understand how to give yourself your testosterone injections, you will find them easy to do, and quite painless.
You will need clean sterile needles for each and every testosterone injection. Never re-use needles. Swab the area of injection with alcohol prior to injecting. Wear rubber gloves, if you are injecting someone else. It’s important to ensure there are no air bubbles in the syringe when you inject the medication. Do this via a process called aspiration: