I suffer from constipation for the last seven years I have been using a product that I bye at GNC call colon cleanse and it has senna & psylium hask a small amount did the trick an till know. I used more and to that I add 5mg biscadil from dulcolax I had a colonoscopy and a endoscopy done about 7 months ago they said every thing was fine I ask them to check my small intestine they tell me they already had I know is not true and they do not want to perform the various test the are available. what can I do to help my self for know. I also have back and hip problems. Thank You