Received Jun 3, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | 2 | UNK | — |
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | 1 | UNK | — |
Suspected vaccination failure; outbreak of 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. Co-suspect products included Herpes zoster (Shingles vaccine) for prophylaxis. Previously administered products included Varicella zoster vaccine (received single vaccine 20 years ago). On an unknown date, the patient received the 2nd dose of Shingles vaccine and the 1st dose of Shingles vaccine. On an unknown date, an unknown time after receiving Shingles vaccine and Shingles vaccine, the patient experienced vaccination failure (Verbatim: Suspected vaccination failure) (serious criteria GSK medically significant) and shingles (Verbatim: outbreak of shingles). The patient was treated with valaciclovir hydrochloride (Valtrex). 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 and Shingles vaccine. The company considered the vaccination failure to be unrelated to Shingles vaccine and Shingles vaccine. It was unknown if the company considered the shingles to be related to Shingles vaccine and Shingles vaccine. Additional Information: GSK Receipt Date: 28-MAY-2025 This case was reported by a patient via interactive digital media. The reporter reported that he/she had been fortunate not to ever get a severe case of shingles, but the reporter chronically get shingles. The patient had an ongoing prescription for Valtrex and begin taking them at first sign. The patient guessed that in the past 3 years the patient had gotten the at least 20 times. The reporter has had the single vaccine about 20 years ago, and also the double vaccine a few years ago. Usually before an outbreak, the reporter felt run down, headache for a few days. Then surprise, the patient got another breakout. The reporter was on a trial to take a Valtrex every day and see if that helps. This case was considered as suspected vaccination failure since the details regarding time to onset and laboratory confirmation of shingles were unknown at the time of reporting.; Sender's Comments: Vaccination failure is a listed event which, due to the following criteria (insufficient information provided about the clinical description, time to onset and laboratory confirmation of disease) is considered unrelated to GSK vaccine Shingles vaccine (dose 1) and Shingles vaccine (dose 2).