VAERS Explorer
Back to explore

Report #2863525

Received Oct 6, 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
Age unknown
State
MA
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
COVID19COVID19 (COVID19 (PFIZER-BIONTECH))PFIZER\BIONTECH2——

Symptoms (1)

Syncope

Symptom narrative

fainted; This is a spontaneous report received from a Consumer or other non HCP. A 62-year-old female patient received BNT162b2 (BNT162B2 NOS), as dose 2, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history included: "penicillin allergic" (unspecified if ongoing). The patient's concomitant medications were not reported. Vaccination history included: Bnt162b2 (dose 1), for Covid-19 immunization. The following information was reported: SYNCOPE (medically significant), 2 days after the suspect product(s) administration, outcome "unknown", described as "fainted". Clinical course: The patient had 4 Pfizer vaccinations and fainted day after 2nd shot. The information on the batch/lot number for BNT162b2 will be requested and submitted if and when received.

Medical history

Medical History/Concurrent Conditions: Penicillin allergy