Definition of Intravenous (IV)

Intravenous (IV): 1) Into a vein. Intravenous (IV) medications are a solutions administered directly into the venous circulation via a syringe or intravenous catheter (tube). 2) The actual solution that is administered intravenously. 3) The device used to administer an intravenous solution, such as the familiar IV drip.


Last Editorial Review: 9/20/2012

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