1 INDICATIONS AND USAGE READI-CAT 2 and READI-CAT 2 SMOOTHIES are indicated for use in computed tomography (CT) of the abdomen to delineate the gastrointestinal (GI) tract in adult and pediatric patients. READI-CAT 2 and READI-CAT 2 SMOOTHIE are radiographic contrast agents, indicated for use in computed tomography (CT) of the abdomen to delineate the gastrointestinal (GI) tract in adult and pediatric patients ( 1 )