Received Jun 18, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | UNK | — |
suspected vaccination failure/vaccination had not worked; chronic 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) solution for injection 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: suspected vaccination failure/vaccination had not worked) (serious criteria GSK medically significant) and shingles (Verbatim: chronic shingles). The outcome of the vaccination failure was not reported and the outcome of the shingles was not resolved. 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. Additional Information: GSK Receipt Date: 14-JUN-2026 This case was reported by a patient via interactive digital media. The patient reported that the vaccine had actually worked in the opposite way. The batch number was not provided and unable to contact the reporter. This case was considered as suspected vaccination failure as details regarding completion of primary vaccination schedule, time to onset and laboratory test confirming shingles were unknown at the time of reporting.; Sender's Comments: A case of Vaccination failure, unknown time after receiving Shingles vaccine, in a patient. 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.