Report #2870015

Received Nov 3, 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: 51 yrs
State: WI
Recovered: Unknown
Vaccinated: Oct 23, 2025
Onset: Oct 23, 2025
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (RECOMBIVAX HB)	MERCK & CO. INC.	2	Z003556	—

Symptoms (2)

Inappropriate schedule of product administrationNo adverse event

Symptom narrative

No adverse effects reported; RECOMBIVAX HB vaccine that was given too early. 1st dose was administered 10/16/2025 and 2nd on 10/23/2025; This spontaneous report was received from a Pharmacist and referred to a 51-year-old female patient. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 16-Oct-2025, the patient was vaccinated with the 1st dose of Hepatitis B Vaccine (Recombinant) (lot #Z003556, expiration date: 31-May-2027), dose number 1, 1 dosage form for prophylaxis. On 23-Oct-2025, the patient vaccinated with the 2nd dose of Hepatitis B Vaccine (Recombinant) (lot #Z003556, expiration date: 31-May-2027), dose number 2, 1 dosage form for prophylaxis; which was given too early (Inappropriate schedule of vaccine administered). No adverse effects reported.