Report #2867864

Received Oct 23, 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: 4 yrs
State: MA
Recovered: Not recovered
Vaccinated: Oct 21, 2025
Onset: Oct 22, 2025
Days to onset: 1
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
DTAPIPV	DTAP + IPV (QUADRACEL)	SANOFI PASTEUR	1	5C79N	IM / LA
MMRV	MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)	MERCK & CO. INC.	1	Z011831	IM / LA

Symptoms (4)

Injection site erythemaInjection site pruritusInjection site swellingInjection site warmth

Symptom narrative

Mom reported the patient's left arm became red, hot, swollen, itchy after receiving the vaccine on 10/21/25. The symptoms worsened in the evening on 10/22/25

Current illness

None

Medical history

Food allergy - avocado

Other medications

Epi Pen

Allergies

Avocado

Lab data

None