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Report #2867738

Received Oct 23, 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
1 yrs
State
MI
Recovered
Unknown
Vaccinated
Oct 7, 2025
Onset
Oct 7, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
DTAPHEPBIPDTAP + HEPB + IPV (PEDIARIX)GLAXOSMITHKLINE BIOLOGICALS49C295—

Symptoms (2)

Extra dose administeredWrong product administered

Symptom narrative

gave a patient the wrong vaccine last night and it would be the fourth dose of the Pediatrics; gave a patient the wrong vaccine; This non-serious case was reported by a other health professional via call center representative and described the occurrence of extra dose administered in a 1-year-old female patient who received DTPa-HBV-IPV (Pediarix) (batch number 9C295, expiry date 02-FEB-2027) for prophylaxis. On 07-OCT-2025, the patient received the 4th dose of Pediarix. On 07-OCT-2025, an unknown time after receiving Pediarix, the patient experienced extra dose administered (Verbatim: gave a patient the wrong vaccine last night and it would be the fourth dose of the Pediatrics) and wrong vaccine administered (Verbatim: gave a patient the wrong vaccine). The outcome of the extra dose administered and wrong vaccine administered were not applicable. This report is made by GSK without prejudice and does not imply any admission or liability for the incident or its consequences. Additional Information: GSK Receipt Date: 08-OCT-2025 Medical assistant reported that they were just trying to call and get information regarding complications or anything about receiving a fourth dose.