An intravenous (IV) injection is an injection of a medication or another substance into a vein and directly into the bloodstream. It is one of the fastest ways to get a drug into the body, often ...

A subcutaneous injection, or shot, enters the fatty tissues just beneath the skin. It is shallower than an injection into muscle tissue. Healthcare professionals often use subcutaneous injections for ...

Is there a way to reduce the risk of fat necrosis at the injection site when using an IM corticosteroid? I’ve heard that rubbing the site after injecting can make fat necrosis more likely. Once fat ...