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Report #2894054

Received Apr 24, 2026

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
18 yrs
State
IL
Recovered
Recovered
Vaccinated
Apr 20, 2026
Onset
Apr 20, 2026
Days to onset
0
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MNQMENINGOCOCCAL CONJUGATE (MENQUADFI)SANOFI PASTEUR17MN4CIM / LA

Symptoms (2)

Loss of consciousnessSyncope

Symptom narrative

Vasovagal Syncope - Individual experienced the vasovagal syncope episode within 30 seconds of administration. Individual expereinced a temporary loss of consciousness lasting no more than 45 seconds. Individual was taken to an area to lay down after obtaining vitals. Blood pressure reading immediately after event 100/62, HR of 64 at 10:36 am. Individual was re-evaluated at 10:40 am with BP 116/78, HR 84. Individual inidicated he had not eaten since noon on 4/19/2026. Individual was provided 4 oz of orange juice and a cereal bar. HCP discussed monitoring with the individuals father, provided emergency contact information for the public health agency, as well as the local hospital. HCP contacted the individuals father later in the day, 4:15 pm, on 4/20/26, to check on the status of the individual. Father reported no further issues had been experienced.

Current illness

None Reported

Medical history

None

Other medications

None Noted

Allergies

NKDA/NKA

Lab data

None