Report #2894126

Received Apr 24, 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: Male
Age: Age unknown
State: IL
Recovered: Unknown
Vaccinated: Apr 17, 2026
Onset: Apr 17, 2026
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
DTAP	DTAP (INFANRIX)	GLAXOSMITHKLINE BIOLOGICALS	UNK	JF7DM	—

Symptoms (1)

Product administered to patient of inappropriate age

Symptom narrative

Maladministration of a pediatric vaccine (Infanrix) on an adult patient; This non-serious case was reported by a other health professional via call center representative and described the occurrence of inappropriate age at vaccine administration in a 45-year-old male patient who received DTPa (Infanrix) (batch number JF7DM, expiry date 29-APR-2027) for prophylaxis. On 17-APR-2026, the patient received Infanrix. On 17-APR-2026, an unknown time after receiving Infanrix, the patient experienced inappropriate age at vaccine administration (Verbatim: Maladministration of a pediatric vaccine (Infanrix) on an adult patient). The outcome of the inappropriate age at vaccine administration was 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: 17-APR-2026 The medical assistant asked for advice regarding the maladministration of an Infanrix vaccine to an adult patient.