Symptomtext
adult administered a pediatric dose; adult administered a pediatric dose; This case was reported by a other health professional via call center representative and described the occurrence of accidental underdose in a 87-year-old female patient who received HBV (Engerix B 10 mcg) (batch number 25N39, expiry date 16th March 2024) for prophylaxis. Previously administered products included Engerix B with an associated reaction of therapy non-responder (previously completed the series on an unknown date, but titer testing was negative, refer link case US2022AMR044159) and Engerix B (1st dose received on an unknown date of readministered series). On 7th February 2022, the patient received the 2nd dose of Engerix B 10 mcg. On 7th February 2022, unknown after receiving Engerix B 10 mcg, the patient experienced accidental underdose and adult use of a child product. On an unknown date, the outcome of the accidental underdose and adult use of a child product were unknown. Additional details were reported as follows: The medical assistant reported that, an adult patient was inadvertently administered a pediatric dose of Engerix-B, which led to accidental underdose and adult use of a child product. At the time of reporting, this dose had not been repeated. This patient previously completed the series, but titer testing was negative, so the series was being re-administered, refer linked case US2022AMR044159. The reporter consented to follow up. This case had been linked with case US2022018153, reported by the same reporter.; Sender's Comments: US-GLAXOSMITHKLINE-US2022018153:Same reporter US-GLAXOSMITHKLINE-US2022AMR044159:same reporter