Symptomtext
no additional AEs; expired lot of PROQUAD was administered; This spontaneous report was received from a medical assistant and the vaccine provider referring to a 4-year-old male patient. The patient's medical history, concurrent conditions and drug reaction/allergies were not reported. Concomitant medication included sterile diluent (0.5 milliliter (mL), once, lot # W025272, expiration date: 20-JAN-2025). On 21-MAR-2023, the patient was vaccinated with measles, mumps, rubella and varicella (oka-merck) virus vaccine live (recombinant human albumin [rHA]) (PROQUAD) injection, 0.5 milliliter (mL), once, lot #U029295, expiration date: 19-MAR-2023, administered for prophylaxis in right arm (strength and route of administration were not provided) (expired product administered). No additional adverse events. It was reported that staff did not confirm expiration date before administration. Expiration date was discovered when entering vaccine information. Company was contacted and the reporter was informed that vaccine was still potent (2 days after expiration date). Per healthcare professional, re-vaccination was not required. The vaccine was not available for return/evaluation and was currently in provider office. The operator of vaccine was healthcare professional who had been trained. The patient was vaccinated at health clinic/hospital. The vaccine was purchased with funds. The event of expired product administered occurred in the process of preparation and administration. There was no temperature excursion occurred.