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Report #2890319

Received Mar 23, 2026

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
9 yrs
State
Recovered
Recovered
Vaccinated
Mar 20, 2026
Onset
Mar 20, 2026
Days to onset
0
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
COVID19COVID19 (COVID19 (PFIZER-BIONTECH))PFIZER\BIONTECH1NA4459IM

Symptoms (2)

Incorrect dose administeredNo adverse event

Symptom narrative

CMA administered the adult COVID vaccine to a 9 year old instead of the pediatric dose Spikevax 0.25 ml. The CMA noted the error immediately after injection was given and self-reported the error. The child was monitored for several minutes in the clinic and did not have any adverse effects. The patient's mother was advised of all possible side effects reviewed on the VIS sheet which was provided. Provider was notified of the error and we followed all facility notification processes to report the administration error. Nurse on call was notified.

Current illness

none--was a wellness visit

Medical history

unknown

Other medications

none

Allergies

none known

Lab data

none