Also known as Omnipaque
Iohexol is a contrast agent, sold under the trade name Omnipaque. It is available in various concentrations, from 140 to 350 milligrams of iodine per milliliter. Omnipaque 350 is commonly used as a contrast agent during coronary angiography.Source: Wikipedia
Patients are most commonly prescribed iohexol to treat sharp abdominal pain, degenerative disc disease, low back pain, and chronic back pain.