Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Intravenous (IV)

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

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.

Need Expert Advice on Your Condition?

Get a personalized video breakdown and treatment plan from our senior neurosurgeons using your MRI/CT scans.

👉 Request MRI Review