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
33 yrs
State
AZ
Recovered
Recovered
Vaccinated
Dec 14, 2025
Onset
Dec 14, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
YF
YELLOW FEVER (YF-VAX)
SANOFI PASTEUR
N/A
UK219AA
SC / LA
Symptoms (2)
Loss of consciousnessSyncope
Symptom narrative
Patient experienced syncope and passed out for about 15 seconds.