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Report #2848147

Received Jul 2, 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
Age unknown
State
TX
Recovered
Unknown
Vaccinated
Aug 1, 2022
Onset
May 1, 2025
Days to onset
1004
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPHEP B (HEPLISAV-B)DYNAVAX TECHNOLOGIES CORPORATION3——

Symptoms (3)

Extra dose administeredInappropriate schedule of product administrationNo adverse event

Symptom narrative

Patient Was Administered Heplisav-b in Three Doses on 08/22, Again on 06/2024, and Recently on 05/2025; Patient Was Administered Heplisav-b in Three Doses on 08/22, Again on 06/2024, and Recently on 05/2025; Initial report received on 05-Jun-2025. A pharmacist reported that a 48-year-old male received three doses of HEPLISAV-B (hepatitis B vaccine) for hepatitis B immunization. No medical history or concomitant medications were reported. In Aug-2022, the patient received dose 1 of a hepatitis B vaccine HEPLISAV-B (lot number, expiration date, NDC number, route, and site not provided). In Jun-2024, one year and ten months after receiving the first dose, the patient received dose 2 of a hepatitis B vaccine HEPLISAV-B (lot number, expiration date, NDC number, route, and site not provided). In May-2025, 11 months after receiving the second dose , the patient received dose 3 of a hepatitis B vaccine HEPLISAV-B (lot number, expiration date, NDC number, route, and site not provided). The patient was administered three doses of HEPLISAV-B. The patient reported no side effects or adverse reactions. No additional information was reported. Company Comment: The company assessed the events as non-serious.; Sender's Comments: The company assessed the events as non-serious.