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Report #2894664

Received Apr 28, 2026

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
0.5 yrs
State
CO
Recovered
Unknown
Vaccinated
Apr 28, 2026
Onset
Apr 28, 2026
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPAHEP A (VAQTA)MERCK & CO. INC.1Z012745IM / RL

Symptoms (2)

Product prescribing errorWrong product administered

Symptom narrative

Patient was prescribed to be given the pneumococcal conjugate 20 vaccine and was instead administered the hepatitis A vaccine. Provider and leadership team were notified right after event.

Current illness

None

Medical history

Premature infant of 33 weeks gestation

Other medications

None

Allergies

No Known Allergies

Lab data

None