ISOVUE-M 300 vs OPTIRAY 300

Independent side-by-side comparison.

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

Possible drug interaction. ISOVUE-M 300 and OPTIRAY 300 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-M 300	OPTIRAY 300
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	IOPAMIDOL	IOVERSOL
Manufacturer	Bracco	Liebel-Flarsheim
Dosage forms	Injectable	Injectable
Drug class	Radiographic Contrast Agent	Radiographic Contrast Agent
Boxed warning	None	Boxed warning

isovue-m 300 optiray 300

Rating

New

Pharmacy pays

—

Type

Active ingredient

IOPAMIDOL

IOVERSOL

Manufacturer

Bracco

Liebel-Flarsheim

Dosage forms

Injectable

Drug class

Radiographic Contrast Agent

Boxed warning

None

Boxed warning

Frequently asked questions

What is the difference between Isovue-M 300 and Optiray 300?

Isovue-M 300 contains Iopamidol, while Optiray 300 contains Ioversol — 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.