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Report #2878670

Received Dec 18, 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
Female
Age
42 yrs
State
—
Recovered
Unknown
Vaccinated
Nov 19, 2025
Onset
Nov 19, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HPV9HPV (GARDASIL 9)MERCK & CO. INC.UNKY018297—

Symptoms (3)

No adverse eventProduct administered to patient of inappropriate ageWrong product administered

Symptom narrative

No additional AE/No PQC; wrong vaccine administered; Nurse calling to report a GARDASIL 9 vaccine was administered when they meant to administer PREVNAR 20. No adverse effects reported. Permission to contact is yes. Unknown if the patient has had previous GARDASIL vaccines. No additional AE/No PQC.; This spontaneous report was received from a Other health professional and refers to a(n) 42-year-old female patient. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 19-Nov-2025, the patient was vaccinated with a dose of Human Papillomavirus 9-valent Vaccine, Recombinant (GRADASIL 9) (lot #Y018297, expiration date: 13-Feb-2027) (anatomical location, administration route and dose number were not reported) as prophylaxis. The reporting nurse stated that the patient was vaccinated with Human Papillomavirus 9-valent Vaccine, Recombinant (GRADASIL 9), when they meant to administer Pneumococcal vaccine conj 20v (CRM197)(PREVNAR 20). No adverse effects reported. It was unknown if the patient had previous Human Papillomavirus 9-valent Vaccine, Recombinant (GRADASIL 9) vaccines.