VAERS Explorer
Back to explore

Report #2878757

Received Dec 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
Unknown
Age
Age unknown
State
PA
Recovered
Unknown
Vaccinated
Dec 5, 2025
Onset
Dec 5, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
PPVPNEUMO (PNEUMOVAX)MERCK & CO. INC.UNKX023561—

Symptoms (2)

Expired product administeredNo adverse event

Symptom narrative

No additional AE reported; an expired dose of PNEUMOVAX23 was administered; This spontaneous report was received from a Licensed Practical Nurse (L.P.N.) and referred to a patient of unknown age and gender. The patient's concomitant medication, pertinent medical history and drug reactions/ allergies were not reported. On 05-Dec-2025, the patient was vaccinated with an expired dose of Pneumococcal Vaccine, Polyvalent (23-valent) (PNEUMOVAX 23) injection (dose considered as 1 dosage form, total; lot# X023561, expiration date was not reported, but upon internal validation established as 17-Nov-2025; strength and route were not reported) for prophylaxis (Expired product administered). Operator was a health professional. It was confirmed the vaccine had never experienced a temperature excursion. No additional adverse event (AE) was reported.