Report #2878368

Received Dec 17, 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: Male
Age: 41 yrs
State: IL
Recovered: Unknown
Vaccinated: Oct 17, 2024
Onset: Oct 17, 2024
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (HEPLISAV-B)	DYNAVAX TECHNOLOGIES CORPORATION	1	944919	—

Symptoms (1)

Incomplete course of vaccination

Symptom narrative

Patient Didn't Show Up for 2nd Dose; Initial report received on 12-Nov-2025 A pharmacist reported that a 43-year-old male received HEPLISAV-B (hepatitis B vaccine) for hepatitis B immunization 13 months ago and did not show up for the 2nd dose. No medical history or concomitant medications were reported. On 17-Oct-2024, the patient received dose 1 of a hepatitis B vaccine [HEPLISAV-B, lot# 944919, expiration date, NDC #, route, and site not available). On 12-Nov-2025, approximately 13 months after having been vaccinated with HEPLISAV-B, it was reported that the patient did not show up for the 2nd dose. The first dose was given at the Clinic. No other information was available. Company Comment: The company assessed the event as non-serious.; Sender's Comments: The company assessed the event as non-serious.