Asacol shouldn't cause any kind of withdrawal symptoms like those you get by stopping something like Prednisone cold turkey; however, stopping it means you're not getting the meds you need, so you may see an increase in symptoms.
Indiana - Do you think you had the panic attacks because you were stressed/nervous about stopping meds cold turkey?
DX: Pancolitis as of 9/08 (Proctitis as of 1/08)
Current Treament: Spinach/Sunflower Seed Diet
Previous Treatment: Canasa suppositories, Cortifoam, Prednisone, Colazal, Symex DuoTabs, Rowasa, Bentyl, Cortenema, Asacol, Iron, Zoloft, Acidophilus.