Hi welcome to the health care magic Irritable bowel syndrome is form of functional bowel problem and it is related to anxiety and stress and depression... So you should take regularly prescribed medication for depression like fluoxetine as per psychiatrist advise... Regular yoga and meditation also will be beneficial... For IBS when constipation present, dietary fiber supplement and isapghula husk with milk can be prescribed... Fruits should be consumed more in such situations Some specific drugs like lubiprostone can be prescribed for irritable bowel syndrome.. Take care Consult physician for examination and further work up accordingly