Report #2866843

Received Oct 19, 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: Male
Age: 34 yrs
State: CA
Recovered: Unknown
Vaccinated: Sep 11, 2025
Onset: —
Days to onset: —
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HPV9	HPV (GARDASIL 9)	MERCK & CO. INC.	N/A	2002437	IM / LA

Symptoms (1)

Extra dose administered

Symptom narrative

duplicated vaccine was given in error. Pharmacist should be checking patient's database history prior to giving a vaccine. In this case, patient already completed the 3-dose series for HPV.