Question: what is iopamidol classified as?
Answer: Iopamidol is a radiopaque (RAY dee oh payk) contrast agent. Iopamidol contains iodine, a substance that absorbs x-rays. Radiopaque 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.