Report #2844408

Received Jun 9, 2025

ER / ED visit

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: 64 yrs
State: TX
Recovered: Unknown
Vaccinated: Apr 26, 2025
Onset: Apr 1, 2025
Days to onset: —
Hospital days: —

Vaccines (4)

Type	Name	Manufacturer	Dose	Lot	Route / Site
MMR	MEASLES + MUMPS + RUBELLA (MMR II)	MERCK & CO. INC.	1	Y013131	IM / LA
PNC21	PNEUMO (CAPVAXIVE)	MERCK & CO. INC.	UNK	Y011819	IM / RA
TDAP	TDAP (BOOSTRIX)	GLAXOSMITHKLINE BIOLOGICALS	UNK	39LB7	IM / RA
VARZOS	ZOSTER (SHINGRIX)	GLAXOSMITHKLINE BIOLOGICALS	1	E754F	IM / LA

Symptoms (4)

Arthropod biteProduct preparation issueRash erythematousRash pruritic

Symptom narrative

MMR II vaccine was incorrectly reconstituted with a syringe of Moderna Spikevax covid vaccine. Patient returned to pharmacy 2 days later with itchy red rash. He had gone to the ER and was prescribed prednisone with a diagnosis of severe reaction to flea bites. It is unknown if this rash was related to vaccinations, but reporting just in case.