IntroductionBarium (BAR-ee-um)Used during a medical test or imaging procedure to help internal organs or other body parts show up better.Brand Name(s)Readi-Cat 2, Volumen, E-Z-DISKThere may be other brand names for this medicine.When This Medicine Should Not Be UsedYou should not receive this medicine if you have had an allergic reaction to barium, or if the medicine is given by enema, you should