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Report #2898483

Received Jun 1, 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
Unknown
Age
Age unknown
State
WA
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPAHEP A (HAVRIX)GLAXOSMITHKLINE BIOLOGICALSUNKUNK—

Symptoms (2)

Product administered to patient of inappropriate ageWrong product administered

Symptom narrative

accidentally administered Hep A instead of Hep B to a 1 month.; accidentally administered Hep A instead of Hep B to a 1 month.; This non-serious case was reported by a consumer via sales rep and described the occurrence of wrong vaccine administered in a 1-month-old patient who received HAV (Havrix pediatric) solution for injection for prophylaxis. Co-suspect products included Hepatitis B vaccine solution for injection for prophylaxis. On an unknown date, the patient received Havrix pediatric and did not receive Hepatitis B vaccine. On an unknown date, an unknown time after receiving Havrix pediatric, the patient experienced wrong vaccine administered (Verbatim: accidentally administered Hep A instead of Hep B to a 1 month.) and inappropriate age at vaccine administration (Verbatim: accidentally administered Hep A instead of Hep B to a 1 month.). The outcome of the wrong vaccine administered and inappropriate age at vaccine administration were not applicable. Additional Information: GSK Receipt Date: 28-MAY-2026 An employee accidentally administered Hep A instead of Hep B to a 1 month. The batch number was not provided and request for this information has been made.