question: My 6 year old has been with a high fever off and on for 3 days. It started at 103.7 and has fluctuated up and down with Tylenol and Ibuprofin, the lowest being 99.7 with hour doses in between. The fever has not broken. She started with a slight headache, has chills and tired. She feels good to play most of the day, but today she actually went to sleep at 5