Report #2859953

Received Sep 19, 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: 85 yrs
State: MO
Recovered: Unknown
Vaccinated: Aug 18, 2025
Onset: Aug 18, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
RSV	RSV (AREXVY)	GLAXOSMITHKLINE BIOLOGICALS	UNK	544SD	IM / LA

Symptoms (1)

Product preparation issue

Symptom narrative

administered only the adjuvant component of Arexvy to a patient; administered only the adjuvant component of Arexvy to a patient; This non-serious case was reported by a consumer via call center representative and described the occurrence of inappropriate preparation of medication in a 85-year-old male patient who received RSVPreF3 adjuvanted (Arexvy) (batch number 544SD, expiry date 19-NOV-2025) for prophylaxis. On 18-AUG-2025, the patient received Arexvy (intramuscular, left deltoid). On 18-AUG-2025, an unknown time after receiving Arexvy, the patient experienced inappropriate preparation of medication (Verbatim: administered only the adjuvant component of Arexvy to a patient) and inappropriate dose of vaccine administered (Verbatim: administered only the adjuvant component of Arexvy to a patient). The outcome of the inappropriate preparation of medication and inappropriate dose of vaccine administered were not applicable. Additional Information: GSK Receipt Date: 28-AUG-2025 The pharmacy technician reported that a pharmacist at his retail location administered only the adjuvant component of Arexvy to a patient and did not reconstitute the vaccine, which led to inappropriate preparation of medication and inappropriate dose of vaccine administered