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Report #2850177

Received Jul 17, 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
Age unknown
State
—
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPHEP B (ENGERIX-B)GLAXOSMITHKLINE BIOLOGICALS1UNK—

Symptoms (1)

Underdose

Symptom narrative

Administered pediatric Engerix-B dose to a 20 year old patient; Administered pediatric Engerix-B dose to a 20 year old patient; This non-serious case was reported by a physician via sales rep and described the occurrence of adult use of a child product in a 20-year-old female patient who received HBV (Engerix B pediatric) for prophylaxis. On an unknown date, the patient received the 1st dose of Engerix B pediatric (unknown arm). On an unknown date, an unknown time after receiving Engerix B pediatric, the patient experienced adult use of a child product (Verbatim: Administered pediatric Engerix-B dose to a 20 year old patient) and underdose (Verbatim: Administered pediatric Engerix-B dose to a 20 year old patient). The outcome of the adult use of a child product and underdose were not applicable. Additional Information: GSK Receipt Date: 10-JUL-2025 The physician reported that they administered pediatric Engerix-B dose to a 20-year-old patient, which led to adult use of a child product and underdose