An intramuscular injection delivers medication into a muscle. Doctors frequently use intramuscular injections to administer vaccines and certain other drugs. Injection sites include the upper arm, hip ...

Intramuscular injection remains a cornerstone of clinical practice, offering rapid drug absorption and efficacy when performed correctly. However, its success is intrinsically linked to precise ...

Part 1 of this two-part series on injection techniques describes the evidence base and procedure for administering an intramuscular injection. This updates an article previously published in 2018.

Injections deliver liquid medications, fluids, or nutrients directly into a person’s body. Different types of injections include intravenous, intramuscular, subcutaneous, intraosseous, and intradermal ...