Hello dear I understand your concern IBS is functional disorder without any damage in the gastrointestinal tract. Take following advices for the diarrhea and bloating. Capsule sporolac: it is safe and you can take long time Take soluble fiber like ispagula husk. Oral simethicone will help in the diagnosis Tablet esmoprazole and tablet metoclopramide on empty stomach Tablet ciplox-oz, tablet mebeverine Drink ORS solution and boiled rice with added lemon and salt to maintain the hydration. Sublingual tablet of vitamin B12 and folic acid Take diet like banana, applesauce, yogurt, buttermilk and toast. Avoid spicy diet , take small frequent meal rather than large meal. Avoid stress and do regular exercise like walking and yoga to maintian the bowel movement regular Hope this may help you Contact HCM for further health query Best regards Dr. Sagar