
Iohexol is a non-ionic, monomeric, tri-iodinated, water-soluble X-ray contrast medium. Omnipaque in the concentration of 140 mg I/mL is isotonic with blood and tissue fluid.
The osmolality and viscosity values of Omnipaque are as follows: See Table 2.

The pH of the product is 6.8-7.6.
Excipients/Inactive Ingredients: Trometamol, sodium calcium edetate, hydrochloric acid (pH adjustment) and water for injections.