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
Unknown
Age
Age unknown
State
CA
Recovered
Unknown
Vaccinated
Aug 18, 2025
Onset
Aug 18, 2025
Days to onset
0
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
PNC20
PNEUMO (PREVNAR20)
PFIZER\WYETH
UNK
LN4929
—
Symptoms (2)
Product container issueUnderdose
Symptom narrative
Prevnar 20 medication bag was leaving prior to administration. Patient did not receive full dose of medication.