Report #2872440

Received Nov 12, 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: Female
Age: 1.1 yrs
State: CA
Recovered: Unknown
Vaccinated: Nov 12, 2025
Onset: Nov 12, 2025
Days to onset: 0
Hospital days: —

Vaccines (2)

Type	Name	Manufacturer	Dose	Lot	Route / Site
MMR	MEASLES + MUMPS + RUBELLA (MMR II)	MERCK & CO. INC.	1	Y019905	SC / LL
MMRV	MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)	MERCK & CO. INC.	1	Z011863	SC / RL

Symptoms (1)

Extra dose administered

Symptom narrative

MMR AND PROQUAD WAS ADMINISTERED TO THE PATIENT ON THE SAME DAY BY MISTAKE.

Current illness

N/A

Medical history

N/A

Allergies

NKDA