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Report #2844737

Received Jun 12, 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
Unknown
Age
Age unknown
State
CA
Recovered
Unknown
Vaccinated
Mar 31, 2021
Onset
Oct 25, 2022
Days to onset
573
Hospital days
—

Vaccines (3)

TypeNameManufacturerDoseLotRoute / Site
HPV9HPV (GARDASIL 9)MERCK & CO. INC.1——
HPV9HPV (GARDASIL 9)MERCK & CO. INC.2——
HPV9HPV (GARDASIL 9)MERCK & CO. INC.3Y013407—

Symptoms (2)

Extra dose administeredNo adverse event

Symptom narrative

No other AE; HBP calling to report AE. 17 year old patient inadvertently received a 3rd dose of the GARDASIL 9 vaccine. 1st dose: March 31st, 2021 2nd dose: October 25, 2022 3rd dose: May 19th, 2025 No further information provided. No other AE/No PQC.; 2nd dose: October 25, 2022; This spontaneous report was received from a/an Consumer or other non health professional and refers to a(n) 17-year-old patient of unknown gender. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 31-Mar-2021, the patient was vaccinated with the first dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL®9) (lot #, expiration date, exact dose, route of administration and anatomical location were not provided) for prophylaxis. On 25-Oct-2022, the patient was vaccinated with the second dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL®9) (lot #, expiration date, exact dose, route of administration and anatomical location were not provided) for prophylaxis (inappropriate schedule of product administration). On 19-May-2025, the patient was vaccinated with the third dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL®9), lot #Y013407, expiration date: 01-Feb-2027, 0.5 mL (route of administration and anatomical location were not provided) for prophylaxis (inappropriate schedule of product administration). No additional adverse event reported (no adverse event).