Received Feb 20, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | UNK | — |
Vaccination failure; Shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a patient who received Herpes zoster (Shingles vaccine) for prophylaxis. On an unknown date, the patient received Shingles vaccine. On an unknown date, an unknown time after receiving Shingles vaccine, the patient experienced vaccination failure (Verbatim: Vaccination failure) (serious criteria GSK medically significant) and shingles (Verbatim: Shingles). The outcome of the vaccination failure and shingles were not reported. It was unknown if the reporter considered the vaccination failure and shingles to be related to Shingles vaccine. The company considered the vaccination failure to be unrelated to Shingles vaccine. It was unknown if the company considered the shingles to be related to Shingles vaccine. Additional Information: GSK receipt date 13-FEB-2026 and 15-FEB-2026. This case was reported by a patient via interactive digital media. The reporter last employer got the shingles vaccine, then got shingles the next month. The batch number was not provided, and we are unable to contact the reporter. This case was considered as suspected vaccination failure as details regarding completion of primary vaccination schedule, time to onset for shingles and laboratory confirmation regarding shingles were unknown at the time of reporting. The case is linked with US2026AMR023826 with same reporter.; Sender's Comments: A case of Vaccination failure, unknown time after receiving a dose of Shingles vaccine in a patient. Case lacks further information on medical history, concurrent conditions and laboratory confirmation. Based on the available information a possible causality that the event was caused by the GSK product cannot be ascertained. Consent for further follow up has not been received. US-GSK-US2026AMR023826: Case for Brother