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Report #2871180

Received Nov 6, 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
58 yrs
State
NY
Recovered
Unknown
Vaccinated
Oct 28, 2025
Onset
Oct 28, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
FLU3INFLUENZA (SEASONAL) (FLUZONE HIGH-DOSE)SANOFI PASTEURUNKU8847CAOT / LA

Symptoms (2)

No adverse eventProduct administered to patient of inappropriate age

Symptom narrative

inadvertently administering fluzone hd to an adult patient, with no reported adverse event; Initial information received on 30-Oct-2025 regarding an unsolicited valid non-serious case received from a nurse. This case involves a 58 years old female patient who was inadvertently administered to Influenza Usp Trival A-B High Dose Subvirion Vaccine [Fluzone Hd] to an adult patient, with no reported adverse event. The patient's past medical history, medical treatment(s), vaccination(s) and family history were not provided. Concomitant medications included Elasomeran (Spikevax) for Product used for unknown indication. On 28-Oct-2025, the patient received 0.5mL of suspect Influenza Usp Trival A-B High Dose Subvirion Vaccine, Suspension for injection in pre-filled syringe (lot U8847CA, expiry date 30-Jun-2026, frequency once and strength high dose) via intramuscular route in the left deltoid for Immunisation and inadvertently administering fluzone hd to an adult patient, with no reported adverse event (product administered to patient of inappropriate age) (latency same day). Action taken was not applicable. This suspected adverse reaction report is submitted and classified as a medication error solely and exclusively to ensure the marketing authorization holder's compliance with the requirements set out in the Directive 2001/83/EC and Module VI of the Good Pharmacovigilance Practices. The classification as a medical error is in no way intended, nor should it be interpreted or construed as an allegation or claim made by the marketing authorization holder that any third party has contributed to or is to be held liable for the occurrence of this medication error.

Other medications

Spikevax