Rotating your Subq injection sites is an absolute must.and this is why, Comment Formula to join my Skool community waiting list. Inside, youll get access to all the latest information and details How to Self Administer Subcutaneous & Intramuscular Injections Subcutaneous Injection Sites and Instructions for Safe Self Administration Intramuscular vs. Subcutaneous Injections: What's the Difference? Intramuscular (IM) shots go deep into the muscle for faster absorption, while subcutaneous (SubQ) injections are placed just under the skin for slower, more sustained