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Report #2898650

Received Jun 2, 2026

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
1.8 yrs
State
—
Recovered
Recovered
Vaccinated
Feb 25, 2026
Onset
Feb 28, 2026
Days to onset
3
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
MMRMEASLES + MUMPS + RUBELLA (MMR II)MERCK & CO. INC.1—SYR / LG

Symptoms (3)

InfluenzaMyoclonusPyrexia

Symptom narrative

Child began having myoclonic jerks on Saturday, Feb 28. He had 6 on the first day (Sat) and 16 the next day (Sun). He was given a couple doses of ibuprofen over that time. Child had a fever but it was not high (101.5F at the highest). Child was diagnosed with Flu B on Sunday. The myoclonus spontaneously resolved and has not returned.