Patient 35years/male BMI 28.5 is complaining of abdominal bloating whole the day more in early morning before defecation with the history of  incomplete sense of evacuation with  slight loose in consistency with mucous stained.His stool frequency is 4-5 time a day. Even at the morning time he has to evacuate 2-3 times. Some time  he develops abdominal cramp mostly in the morning also sometime after taking meal which is relieved after defecation.

This problems is  having for 3-4 years on and off with over the counter drug Metron. What would be the suggestions for this patient?