Report #2850600

Received Jul 21, 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: Male
Age: Age unknown
State: MA
Recovered: Unknown
Vaccinated: Jun 26, 2025
Onset: Jun 26, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
TDAP	TDAP (BOOSTRIX)	GLAXOSMITHKLINE BIOLOGICALS	UNK	B32NG	—

Symptoms (1)

Expired product administered

Symptom narrative

maladministration of an expired dose of Boostrix; This non-serious case was reported by a pharmacist via call center representative and described the occurrence of expired vaccine used in a male patient who received DTPa (Reduced antigen) (Boostrix) (batch number B32NG, expiry date 13-JUN-2025) for prophylaxis. On 26-JUN-2025, the patient received Boostrix. On 26-JUN-2025, an unknown time after receiving Boostrix, the patient experienced expired vaccine used (Verbatim: maladministration of an expired dose of Boostrix). The outcome of the expired vaccine used 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: 11-JUL-2025 Pharmacist reported the maladministration of an expired dose of Boostrix. Patient received expired dose of Boostrix, which led to expired vaccine used.