No adverse event; HCP called to report inadvertent administration of an expired dose of VAQTA to an adult patient.; Dose .5ML; This spontaneous report was received from a nurse regarding a 36-year-old male patient. The patient’s medical history, concurrent conditions, concomitant therapies, past drug reactions and allergies were not reported. On 20-JAN-2025, the patient was inadvertently vaccinated with an expired dose of hepatitis a vaccine, inactivated (VAQTA) intramuscular injection, prefilled syringe, 0.5 milliliter, administered for prophylaxis (lot number X020849 has been verified to be a valid number for hepatitis a vaccine, inactivated [VAQTA], expiration date 26-DEC-2024) (anatomical site of injection and route of administration were not provided) (Expired product administered, Incorrect dose administered). No additional adverse event was reported for the patient.