Report #2851018

Received Jul 24, 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: 17 yrs
State: NC
Recovered: Recovered
Vaccinated: Jul 16, 2025
Onset: Jul 16, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
MENB	MENINGOCOCCAL B (BEXSERO)	NOVARTIS VACCINES AND DIAGNOSTICS	1	DC44A	RL

Symptoms (2)

SyncopeUnresponsive to stimuli

Symptom narrative

43.9kg 17 yo F with NKDA and history of syncope following vaccinations was given Bexsero vaccination (lot # DC44A) IM in the right thigh ~1607 on 7/16. This was during a well visit. BP and HR prior to administration was 116/68 and 85. Afterward, the patient became syncopal and unresponsive. Patient quickly regained consciousness and appeared confused but reported feeling fine. Water and juice were offered. Initial blood pressure at 1610 was 99/57 lying down (no HR captured). Repeat blood pressure was 101/69 sitting at 1615. Patient was instructed to receive future vaccines and lab draws while lying down. Primary care provider was notified and spoke with both the patient and parent.

Current illness

None

Medical history

None

Other medications

None

Allergies

None

Lab data

None