Subcutaneous injections are a method of administering medication just under the skin, between the fatty tissue and muscle. It allows medication to be absorbed slowly over a longer period of time.
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 ...
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 ...