... been taking dulcolax for about 8 months now and i take from 8 to 12 pills every night. I am afraid if i tried to quit I wnt be able to have a bm. I dont know what to do. I have to take them every noght minimun 10 pills. I am afraid about causing damage to my kidneys and liver because i have constant diarrhea every day. Please HELP.i do not know how to quit,