Report #2871430

Received Nov 7, 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: KY
Recovered: Unknown
Vaccinated: —
Onset: —
Days to onset: —
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
PNC20	PNEUMO (PREVNAR20)	PFIZER\WYETH	UNK	—	—

Symptoms (1)

Liquid product physical issue

Symptom narrative

3 syringes with grayish particles in them. Not administered.; This is a spontaneous report received from an Other HCP from product quality group. A patient (age and gender not provided) received pneumococcal 20-valent conjugate vaccine (diphtheria CRM197 protein) (PREVNAR 20), as dose number unknown, single (Batch/Lot number: unknown) for immunisation. The patient's relevant medical history and concomitant medications were not reported. The following information was reported: LIQUID PRODUCT PHYSICAL ISSUE (non-serious), outcome "unknown", described as "3 syringes with grayish particles in them. Not administered.". Causality for "3 syringes with grayish particles in them. not administered." was determined associated to device constituent of pneumococcal 20-val conj vac (dipht CRM197 protein) (malfunction).