ISOVUE-300 vs VISIPAQUE 320

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. ISOVUE-300 and VISIPAQUE 320 are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	ISOVUE-300	VISIPAQUE 320
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	IOPAMIDOL	IODIXANOL
Manufacturer	Bracco	Ge Healthcare
Dosage forms	Injectable	Injectable
Drug class	Radiographic Contrast Agent	Radiographic Contrast Agent
Boxed warning	None	Boxed warning

isovue-300 visipaque 320

Rating

New

Pharmacy pays

—

Type

Active ingredient

IOPAMIDOL

IODIXANOL

Manufacturer

Bracco

Ge Healthcare

Dosage forms

Injectable

Drug class

Radiographic Contrast Agent

Boxed warning

None

Boxed warning

Frequently asked questions

What is the difference between Isovue-300 and Visipaque 320?

Isovue-300 contains Iopamidol, while Visipaque 320 contains Iodixanol — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.