Needle Injection Techniques Every Nurse Should Know! Whether you're prepping for your NCLEX or brushing up on your skills, here's a quick breakdown of the most common injection routes you'll encounter INTRAMUSCULAR INJECTION SITES Intramuscular (IM) injections are given directly into the muscle, where the medication is absorbed more quickly than subcutaneous injections. There are several Nwokeiwu Valentine Subcutaneous Injection: What It Is and How to Give One How to Self Inject Vitamin B12 at Home The Sanctuary Wellness Institute