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Report #2881261

Received Jan 9, 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
16 yrs
State
CA
Recovered
Unknown
Vaccinated
Dec 29, 2025
Onset
Dec 29, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
UNKVACCINE NOT SPECIFIED (NO BRAND NAME)UNKNOWN MANUFACTURERUNKY009094—

Symptoms (2)

Expired product administeredNo adverse event

Symptom narrative

The patient reported in this case did not report any adverse issues or side effects related to the administered dose of VAQTA; an expired adult dose of VAQTA (1mL) was inadvertently administered to two patients less than 18 years of age who should have received a pediatric dose of VAQTA (0.5mL) on 12/29/2025.; an expired adult dose of VAQTA (1mL) was inadvertently administered to two patients less than 18 years of age who should have received a pediatric dose of VAQTA (0.5mL) on 12/29/2025.; This spontaneous report was received from an Other health professional (Certificate Medical Assistant [C.M.A.]) and refers to a 16-year-old female patient. The patient's medical history, concurrent conditions, and concomitant therapies were not reported. On 29-Dec-2025, the patient was inadvertently vaccinated with an expired dose of Hepatitis A Vaccine, Inactivated (VAQTA) Suspension for injection (pre-filled syringe) (valid lot #Y009094, expiration date: 29-Nov-2025) at dose 1 mL, once (strength: 50/1.0 U/ml) for prophylaxis (route of administration, anatomical location, dose number were not provided) to patient less than 18 years of age who should had received a pediatric dose of Hepatitis A Vaccine, Inactivated (VAQTA) (0.5mL) (Accidental overdose, Expired product administered). The patient did not report any adverse issues or side effects related to the administered dose of Hepatitis A Vaccine, Inactivated (VAQTA) and the product had never undergone any temperature excursions (no adverse event). This is one of two reports received from the same reported (case # 2366232).