The quinoline derivative diiodohydroxyquinoline (INN) or iodoquinol (USAN), can be used in the treatment of amoebiasis. It is poorly absorbed from the gastrointestinal tract and is used as a luminal amebicide. It acts by chelation of ferrous ions essential for metabolism. It was discovered by Adco Co. and introduced as diiodohydroxyquinoline. Susc...