Received Feb 25, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | UNK | — |
Suspected vaccination failure; Internal shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a female 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: Suspected vaccination failure) (serious criteria GSK medically significant) and zoster sine herpete (Verbatim: Internal shingles). The outcome of the vaccination failure and zoster sine herpete were not reported. It was unknown if the reporter considered the vaccination failure and zoster sine herpete 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 zoster sine herpete to be related to Shingles vaccine. Additional Information: GSK Receipt date: 18-FEB-2026 This case was reported by a patient via interactive digital media. The patient thought she had gall bladder problems, but it turned out to be internal shingles. After the shot patient takes medications and had good days and bad days. 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 for shingles and laboratory confirmation regarding shingles were unknown at the time of reporting.; Sender's Comments: A case of Vaccination failure, an unknown time after receiving Shingles vaccine, in a female 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.