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Report #2894193

Received Apr 24, 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
Unknown
Age
Age unknown
State
CO
Recovered
Unknown
Vaccinated
Mar 31, 2026
Onset
Mar 31, 2026
Days to onset
0
Hospital days

Vaccines (2)

TypeNameManufacturerDoseLotRoute / Site
HEPAHEP A (VAQTA)MERCK & CO. INC.1
HEPAHEP A (VAQTA)MERCK & CO. INC.2

Symptoms (2)

Inappropriate schedule of product administrationNo adverse event

Symptom narrative

No other AE/No PQC; who received their first dose of VAQTA 3 years ago and will be receiving their second dose today (31MAR2026); This spontaneous report was received from a pharmacist referring to an adult patient. The patient's pertinent medical history, known drug allergies or reactions, and concomitant therapies were not reported. On an unspecified date in 2023 (reported as 3 years ago), the patient was vaccinated with the first dose of hepatitis a vaccine, inactivated (VAQTA) injection (dose, route of administration, anatomical site, lot #, and expiration date were not reported). On 31-MAR-2026, the patient received the second dose of hepatitis a vaccine, inactivated (VAQTA) injection (dose, route of administration, anatomical site, lot #, and expiration date were not reported) (Inappropriate schedule of product administration). No adverse event. Lot # is being requested and will be submitted if received.