Tyropanoate sodiumProduct ingredient for Tyropanoic acid

Tyropanoic acid is a radiocontrast agent used in cholecystography, the X-ray diagnosis of gallstones under the trade names include Bilopaque, Lumopaque, Tyropaque, and Bilopac. The molecule contains three heavy iodine atoms which obstruct X-rays in the same way as the calcium in bones, which results in a visible image ⁹.