chills; body aches; intermittent nausea; fevers of "100.9F; 101.8F; even up to104F; in the102's yesterday"; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the parent.  A 15 year-old male patient received bnt162b2 (BNT162B2), administered in arm left, administration date 26Aug2021 12:00 (Lot number: EW0181) at the age of 15 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "Migraine" (unspecified if ongoing), notes: Additional Information for Other Conditions: 3 years ago. The patient's concomitant medications were not reported. Vaccination history included: Bnt162b2 (Dose number: 1, LOT: EW0182, Time: 11AM, Dose amount: Unknown , Injection in the right arm), administration date: 03Aug2021, when the patient was 15 years old, for COVID-19 immunization, reaction(s): "arm ache".  The following information was reported: CHILLS (non-serious) with onset 26Aug2021, outcome "unknown", described as "chills"; PAIN (non-serious) with onset 26Aug2021, outcome "not recovered", described as "body aches"; NAUSEA (non-serious) with onset 26Aug2021, outcome "unknown", described as "intermittent nausea"; PYREXIA (non-serious) with onset 26Aug2021, outcome "recovering", described as "fevers of "100.9F; 101.8F; even up to104F; in the102's yesterday"". The events "chills", "body aches", "intermittent nausea" and "fevers of "100.9f; 101.8f; even up to104f; in the102's yesterday"" were evaluated at the physician office visit. Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of chills, pain, nausea, pyrexia.  Additional information: Caller was a consumer who's son (15y/o male) received his second dose of the Pfizer-Biontech Covid19 vaccine on 26Aug2021.  He's been experiencing side effects which include "chills, body aches, intermittent nausea, and fever" which had been going on for "Thursday will be 2 weeks". She has "taken him to the doctor's twice", and is most concerned about the fever, stating it "has not broken... he has not had a normal temp, not one time since the second dose " that he "didn't have a fever beforehand" noting that the CVS did temperature checks before vaccination. She reports fevers of "100.9F; 101.8F; even up to104F; in the102's yesterday" and because of the fever, he has not been able to return to school. Her son cannot take Ibuprofen, but the "Doctor did prescribe him oral steroids and Zofran for nausea. Her 15 year old son was still running a temperature to this day. Has chills, body aches. Nausea, but is not consistent. He may get nauseous on Monday then not get nauseous until Wednesday. Taken to doctor last week. COVID test, Influenza A and B were all negative. Checked his electrolytes. Everything came out fine. Still running a temperature between 101-102. Went to doctor yesterday and had a 100.9 temperature after taking Tylenol 2 hours previously. No health problems except migraines. His body is reacting way different. He can't take Ibuprofen or NSAIDs. Has only been running on Tylenol for the fever. Caller afraid his doctor may have COVID and her 15 year old son was exposed. Urgent care put him on oral 20mg of Prednisone and Zofran for the nausea. Only had one dose of that. Checked his temperature without Tylenol and it's 100.1. Cannot go to school yet. Caller believes it's because of the COVID-19 Vaccine because her 15 year old son has not been sick all summer. Her 15 year old son had an arm ache for 2-4 days after the first COVID-19 Vaccine. After First dose experienced a dead arm in the injection arm, which was the right arm.  Couldn't lift arm because it hurt. Felt like was punched in the arm. Was continuous. Began: 03Aug2021, in the next hour or couple hours after the vaccine. Outcome: 2-4 days and went away. Recovered completely. Running a temperature: Began evening of 26Aug2021. Is about the same. Then stated it is going down. Four hours after the second COVID-19 vaccine, started feeling crappy. Received second COVID-19 Vaccine at 12PM. Doesn't know exact temperature, but probably like 102-103. Shivering and freezing, but never got sick to stomach. Stated body aches are severe. Chills: At night, with shivering. Outcome: Initially stated it's the same, but then stated it's a little bit less. Body aches: feels like he has the flu Is the most problem. Doesn't know if he'll have this once the fever goes away. Nausea: Initially stated it's the same, but then stated it was a little bit less. Still running a temperature to this day between 101-102. Will be two weeks on Thursday. Went to doctor yesterday and had a 100.9 temperature after taking Tylenol 2 hours previously. Has only been taking Tylenol for the fever.   No follow-up attempts are possible. No further information was expected.