iodophthalein
Pronunciation: ī-ō′dō-thal′ēn, -dof-thal′ē-in
Definition: A radiographic contrast medium. The disodium salt was once used in radiography of the gallbladder.
Synonym(s): tetraiodophenolphthalein sodium
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Examples: glitazone, GI cocktail, etc.

