Stomach pains, has mild constipation. Usually hurts late in day. No specific food causes the pain. He is in chemotherapy. He takes Mekinist and Taflinar daily for Melanoma. He has been on the medicine for nearly three years and it has never caused any side effects. Has had a CT scan checking for bile blockage or evidence of more tumors appearing in his body. Has responded well to the chemo with not side effects.