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
16 yrs
State
MD
Recovered
Recovered
Vaccinated
Dec 18, 2025
Onset
Dec 18, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
HPV9
HPV (GARDASIL 9)
MERCK & CO. INC.
1
Y019751
IM / LA
Symptoms (1)
Syncope
Symptom narrative
Vasovagal syncope a few minutes after standing up and walking after the vaccination