iodine I 131-Lipiodol
(I-oh-dine … LIH-pee-oh-dol)
A radioactive substance being studied in the treatment of liver cancer. It is a form of poppy seed oil that contains iodine, some of which is the radioactive substance iodine I 131. Iodine I 131-Lipiodol builds up in the blood and lymph vessels in the liver and may kill cancer cells. Also called iodine I 131-ethiodized oil.