blood pressure 127/90; heart rate of 111; Felt weird; headache; his arm had swelling and redness/Right arm, swelling, redness, rash, bump, at injection site, after second vaccine; his arm had swelling and redness/Right arm, swelling, redness, rash, bump, at injection site, after second vaccine; his arm had swelling and redness/Right arm, swelling, redness, rash, bump, at injection site, after second vaccine; This is a spontaneous report received from a contactable consumer (patient's mother). A 13-years-old male patient received BNT162B2 (PFIZER BIONTECH COVID-19 mRNA VACCINE, Solution for injection, Batch/Lot number and Expiration date and NDC number was unknown), via an unspecified route of administration, administered in right arm on 09Jun2021 around 18:00 hours as dose 2, single (at the age of 13-years-old) for covid-19 immunisation. Medical history included ongoing attention deficit disorder (was in fourth grade, around 4 years ago) and patient's sister also has autism spectrum and attention deficit hyperactivity disorder (ADHD) and patient had seasonal allergy from an unknown date and unknown if ongoing. Patient had no prior vaccinations (within 4 weeks). Patient received no additional vaccines administered on same date of the Pfizer suspect. Concomitant medication(s) included atomoxetine hydrochloride (HCl) (was in fourth grade, around 4 years ago) taken for attention deficit disorder from an unspecified start date and ongoing; guanfacine HCl extended release (was around 3 years ago) taken for an unknown indication, from an unspecified start date and ongoing; montelukast (about 4 and a half years ago) taken for preventing seasonal allergies, from an unspecified start date and ongoing. The patient received first dose of BNT162B2 (PFIZER BIONTECH COVID-19 mRNA VACCINE, Solution for injection, Batch/Lot number and Expiration date and NDC number was unknown), via an unspecified route of administration, administered in left arm on 18May2021 (in the afternoon) as dose 1, single (at the age of 13-years-old) for covid-19 immunisation and was good after that. Mother stated that doctor, did not want patient to get the Covid vaccine. On 09Jun2021around 18:00 hours, patient had the second dose, and he was good for a few hours, but around 21:30 or 22:00 hours, patient started having a headache that night and headache was on and off. On 10Jun2021 (the next day), when patient woke up, he felt alright, but in the middle of the day around 15:00 hours, his blood pressure was 127/90 and his heart rate was 111 and he was feeling weird and needed to lay down and on the same day around 23:00 hours, events resolved completely. On Jun2021 (5 days after the vaccine), patient had local redness, where the vaccine was injected and also had a little bump/right arm, swelling, redness, rash, bump, at injection site and after he went out in the sun and went outside, the redness was circling his arm. Mother stated that patient did not tell her and then by Friday (11Jun2021), patient had a red rash, and she gave him antihistamine pills and pills helped a somewhat. Mother was not sure if the rash was from the heat or the sun. On 14Jun2021 in the morning, around 10:00 or 11:00 hours, patient had a big red circle, on his arm and it was persisting. Patient had no emergency room and physician office visit. No relevant tests were performed. The patient had not recovered from his arm had swelling and redness/Right arm, swelling, redness, rash, bump, at injection site, after second vaccine and recovered from other events.  Information on Lot/Batch number has been requested.