Report #2878409

Received Dec 17, 2025

Office 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: 13 yrs
State: MA
Recovered: Recovered
Vaccinated: Nov 28, 2025
Onset: Nov 28, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
FLUC4	INFLUENZA (SEASONAL) (FLUCELVAX QUADRIVALENT)	SEQIRUS, INC.	1	409108	IM / RA

Symptoms (2)

SyncopeUnresponsive to stimuli

Symptom narrative

Systemic: Fainting / Unresponsive-Mild, Other Vaccines: VaccineTypeBrand: Comirnaty; Manufacturer: Pfizer; LotNumber: na4457; Route: Intramuscular; BodySite: Right Arm; Dose: ; VaxDate: UNKNOWN