Report #2892311

Received Apr 9, 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: Age unknown
State: FL
Recovered: Unknown
Vaccinated: —
Onset: —
Days to onset: —
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (HEPLISAV-B)	DYNAVAX TECHNOLOGIES CORPORATION	UNK	947357	—

Symptoms (1)

Incorrect dose administered

Symptom narrative

Received HEPLISAV-B that was in Transit Too Long and was not Supposed to be Used; Initial report received on 17-Mar-2026. A practice manager reported that a 49-year-old male received HEPLISAV-B (hepatitis B vaccine) for hepatitis B immunization that was in transit too long and was not supposed to be used. No concomitant medications were reported. Medical history included an allergy to penicillin (rash). On an unknown date, the patient received an unknown dose of a hepatitis B vaccine [HEPLISAV-B (lot number 947357, expiration date 07-May-2028, and NDC number 43528-0003-05; route and site not available)]. The patient received HEPLISAV-B that was in transit too long and was not supposed to be used. 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.

Medical history

Medical History/Concurrent Conditions: Penicillin allergy (Rash)