<s>[INST] My 16 yo son has a fever of 1o3.1 (axillary) and a headache from his R ear to the back of his head w/symptoms since ?4 pm today yet did not mention until 8:30 pm . He took 3 ibuprofen at that time, approx. 30 min ago. When should he be taken to Dr or ER. height 6 1 and 180 lbs [/INST] Hello dear.Your son probably has right ear infection.You should consult your doctor for opinion.I wpuld recommend antipyretics like paracetamol tablet (500 mg one tablet 4-6 hrs apart till fever is there) and capsule amoxil 500 mg thrice daily for 5-7 days.Hope it will help.Stay Blessed :-) </s>