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Report #2876577

Received Dec 5, 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
48 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 (2)

No adverse eventWrong product administered

Symptom narrative

No adverse effects reported.; Nurse calling to report a GARDASIL 9 vaccine was administered when they meant to administer PREVNAR 20.; This spontaneous report was received from a Nurse and refers to a 48-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 Human Papillomavirus 9-valent Vaccine, Recombinant (GARDASIL 9) Suspension for injection (valid lot #Y018297, expiration date: 13-Feb-2027) administered for prophylaxis (exact dose, dose number, route of administration, and anatomical location were not provided), but they meant to administer Prevnar 20 (Pneumococcal vaccine conj 20v (CRM197)) (Wrong product administered). No adverse effects were reported (no adverse event).