Report #2859825

Received Sep 18, 2025

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: Female
Age: 22 yrs
State: FL
Recovered: Recovered
Vaccinated: Sep 18, 2025
Onset: Sep 1, 2025
Days to onset: —
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
FLU3	INFLUENZA (SEASONAL) (FLUBLOK)	SANOFI PASTEUR	1	U8823BA	IM / LA
HEP	HEP B (HEPLISAV-B)	DYNAVAX TECHNOLOGIES CORPORATION	1	—	—

Symptoms (2)

Seizure like phenomenaSyncope

Symptom narrative

Patient after administration of both vaccines experienced a syncope episode with what seemed like a quick seizure episode. This lasted for a quick one minute. The pharmacist and patient spoke afterwards for 10 minutes and the patient stated they are fine and are experiencing no symptoms.

Current illness

None listed

Medical history

None listed

Other medications

None

Allergies

None listed by patient

Lab data

None