Hi... Welcome to healthcare magic... According to your complain you have problem of ulcerative colitis that can treated by proper diet modifications.... You are taking asacol drug for decrese inflammation problem.... Do some diet modifications like... Limited dairy product and low fatty foods... Limited high fiber foods and fruits... Avoid gaseous foods like cabbage, cauliflower, broccoli, seeds ,nuts ,corns ,popcorn and carbonated drinks etc... Avoid stress... Avoid spicy food and alcohol drinking... Eat small amount of meal... Increse water intake... Multivitamins supplement also helpful.... Consult a gastroenterologist for further treatment.. I hope my guidance helpful to you... Take care. Thank you.