hello my son has a problem with pooping and a pain on his left side since dec first. i have broughten him to urgent care twice and they have taken xrays and found nothing wrong. then they said the second time he is constipated so he was on a medicine the dr gave him dont remember what medicine. then dec 27 i brought him to emergency room at the hospital they did blood test they came out ok they did urine test that was ok, doctor felt his left side and then they said he was constipated. the doctor said to eat a fiber diet and exericise. and take metamucil and stool softner colace. he has done all of this and yet he is unable to poop and has that pain back. he hasnt pooped in three day.