received first dose of shingles vaccine January 18th 2024; This non-serious case was reported by a consumer via call center representative and described the occurrence of incomplete course of vaccination in a 55-year-old male patient who received Herpes zoster (Shingles vaccine) for prophylaxis. Previously administered products included Shingles vaccine (Patient received first dose on 18-JAN-2024). On an unknown date, the patient did not receive the 2nd dose of Shingles vaccine. On an unknown date, an unknown time after receiving Shingles vaccine, the patient experienced incomplete course of vaccination (Verbatim: received first dose of shingles vaccine January 18th 2024). The outcome of the incomplete course of vaccination was unknown. Additional Information: GSK Receipt Date: 03-JAN-2025 Patient received first dose of shingles vaccine brand, lot number and expiration date was unknown on January 18th 2024 and he forgot to get the second dose 6 months later. Till the time of reporting the patient did not receive second dose of Shingles vaccine which led to incomplete course of vaccination.