Does anyone know if oral and iv contrast dye can cause stomach pain or cramps. Had ct scan Friday night. Now I am experiencing horrible painful stomach cramps. Stomach is so sensitve hurts to touch on outside or even sit up.e: Does anyone know if oral and iv contrast dye can cause stomach pain or cramps. Well I have been having pain in my pelvic area and back since Friday. I went to ER Friday night and they checked for infection and did not find any so they sent me for ct scan.