i started pentasa 2-500mg 3x daily about 12 days ago and it did help me, i noticed the stomachaches lessoning and had no d. Well today felt more of the familiar stomacache and went and was formed but the last part was small pieces meaninng i know probably to follow is d. I can tell how my stomach feels. can it start helping and then not. also the last 4 days have red blotches on tongue which i think is geographic tongue. I refused to take pills before only 3 times took pred for 5 days each time. I finally start on these and i get this tongue thing which i have never had before. I feel i should have just continueed not taking anything. i feel depressed as i know the pentasa was helping. please some advice please