Report #2867420

Received Oct 21, 2025

ER / ED visitOffice visit

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex: Male
Age: 14 yrs
State: CA
Recovered: Recovered
Vaccinated: Oct 16, 2025
Onset: Oct 16, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
COVID19	COVID19 (COVID19 (PFIZER-BIONTECH))	PFIZER\BIONTECH	4	NA4452	IM / LA

Symptoms (2)

HeadacheTachycardia

Symptom narrative

Mother state roughly 8-12 hours post vaccination, patient was having elevated heart rate for few hours and experiencing tachycardia and headaches. Patient was admitted to the emergency room and was monitored for signs of myocarditis. Per mother, patient was back to normal ~24 hours later.

Current illness

N/A

Other medications

N/A

Allergies

N/A