Intramuscular injection - Wikipedia Intramuscular injection, often abbreviated IM, is the injection of a substance into a muscle In medicine, it is one of several methods for parenteral administration of medications Intramuscular injection may be preferred because muscles have larger and more numerous blood vessels than subcutaneous tissue, leading to faster absorption than subcutaneous or intradermal injections Medication
Intramuscular injection: Locations and administration Intramuscular injections are for medicines that people must inject into a muscle rather than the bloodstream or fatty tissue In this article, find out the standard locations for intramuscular
What Is an Intramuscular Injection and How Does It Work? This volume capacity is one reason certain long-acting medications, like injectable hormones or antipsychotics, are given intramuscularly How Fast It Works Compared to Other Routes Intramuscular injections sit in the middle of the speed spectrum An intravenous (IV) injection delivers a drug directly into the bloodstream, so it acts fastest
What Happens If You Give a Subcutaneous Injection Intramuscularly . . . Similarly, certain anticoagulants given intramuscularly can increase the risk of localized bleeding or hematoma formation due to the muscle’s vascularity and the drug’s blood-thinning properties Vaccines, though given intramuscularly, can have different local reactions if given subcutaneously, and a reduced immune response
The optimal choice of medication administration route regarding . . . Greater educational efforts and collaboration are needed between the allergy community and other providers regarding the importance of administering epinephrine intramuscularly 86 The advantage of IM administration over SC administration is challenged by the anatomical site of injection