Report #2892312

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: Female
Age: 11 yrs
State: AR
Recovered: Unknown
Vaccinated: Mar 16, 2026
Onset: Mar 16, 2026
Days to onset: 0
Hospital days: —

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HEP	HEP B (HEPLISAV-B)	DYNAVAX TECHNOLOGIES CORPORATION	1	947358	IM / LA

Symptoms (2)

Product administered to patient of inappropriate ageWrong product administered

Symptom narrative

11 Year Old Who was Accidentally Given HEPLISAV-B; Initial report received on 17-Mar-2026. A nurse reported that an 11-year-old female accidentally received HEPLISAV-B (hepatitis B vaccine) for hepatitis B immunization. No medical history or concomitant medications were reported. On 16-Mar-2026, the patient received dose 1 of a hepatitis B vaccine [HEPLISAV-B (lot number 947358, expiration date 17-May-2028, and NDC number 43528-003-05)] intramuscularly in the left deltoid. The patient is an 11-year-old who was accidentally given HEPLISAV-B. The patient was at a well-visit and standard vaccination schedule visit and was accidentally administered HEPLISAV-B. The patient's mother was notified, who confirmed the patient had experienced no adverse effects. 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.