<unk>  (INN; trade name Optiray) is an organoiodine compound that is used as a contrast medium. It features both a high iodine content, as well as several hydrophilic groups. It is used in clinical diagnostics including arthrography, angiocardiography and urography.
Ioversol
Anisodamine
Dithranol
Flonicamid
Iotroxic acid
Dotinurad
Dauricine
Bromoureide