A Study on the Reactogenicity, Safety and Immune Response of a Targeted Immunotherapy Against HSV in Healthy Japanese Participants Aged 18-40 Years

Inclusion Criteria: • Participants who, in the opinion of the investigator, can and will comply with the requirements of the protocol (e.g., completion of the diary cards, return for follow-up visits). * Written informed consent obtained from the participant prior to performance of any study-specific procedure. * Healthy participants as established by medical history and physical examination, at the discretion of the investigator, before entering into the study. * Man or woman aged 18 to 40 years, included, at the time of screening. * Japanese ethnic origin (defined as having been born in Japan with 4 ethnic Japanese grandparents and able to speak Japanese). * Women of non-childbearing potential may be enrolled in the study. * Women of childbearing potential may be enrolled in the study, if the participant: * Has practiced highly effective contraception for 1 month prior to study intervention administration, and * Has a negative pregnancy test result at the Screening visit and on the day of each study intervention administration, and * Has agreed to continue highly effective contraception until Day 118, approximately 3 months post-Dose 2. Blood sample for simultaneous FSH and estradiol levels may be collected and tested locally at the discretion of the investigator to confirm non-reproductive potential according to local laboratory reference range. • Seronegative for HSV-2 as determined by Western blot performed at the Screening visit. Exclusion Criteria: Medical…