12 x 100 mL bottles Optiray 320, a sterile, nonpyrogenic, aqueous solutions intended for intravascular administration as diagnostic radiopaque media contrast agent. This medicine contains iodine, a substance that absorbs x-rays. Contrast agents are used to allow blood vessels, organs, and other non-bony tissues to be seen more clearly on a CT scan or other radiologic (x-ray) examination.
