Received Jun 17, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (SHINGRIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | UNK | — |
suspected 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 (Shingrix) for prophylaxis. On an unknown date, the patient received Shingrix. On an unknown date, an unknown time after receiving Shingrix, the patient experienced vaccination failure (Verbatim: suspected vaccination failure) (serious criteria GSK medically significant) and shingles (Verbatim: shingles). The patient was treated with valaciclovir (Valacyclovir). 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 Shingrix. The company considered the vaccination failure to be unrelated to Shingrix. Additional Information: GSK Receipt Date: 10-JUN-2026 This case was reported by a reporter via interactive digital media. The patient was prescribed Valacyclovir pills when he/she was diagnosed with shingles, and the patient did not have absolutely any pain. The patient had received the Shingrix vaccine previously. 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. This case linked with case US2026AMR078720 reported by the same reporter, for different patient.; Sender's Comments: A case of Vaccination failure, on an unknown time after vaccination with unknown dose of Shingrix, in a patient. Based on the available information a possible causality that the event was caused by GSK vaccine product cannot be ascertained. Consent for further follow up has not been received. US-GSK-US2026AMR078720:same reporter