Safety and Immunogenicity of a Novel Conjugate Vaccine Against Salmonella Typhi and Salmonella Paratyphi A in Healthy Adults

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, clinical examination, and screening laboratory investigations. * Participant satisfying screening requirements. * Participant seronegative for human immunodeficiency virus, hepatitis B, and hepatitis C at Screening. * A male or female participant between, and including, 18 and 50 years of age at the time of the first study intervention administration. * Female participants of non-childbearing potential may be enrolled in the study. Non-childbearing potential is defined as pre-menarche, current bilateral tubal ligation or occlusion, hysterectomy, bilateral ovariectomy or post-menopause. * Female participants of childbearing potential may be enrolled in the study if the participant: * has practiced adequate contraception for 1 month prior to study intervention administration, and * has a negative pregnancy test on the day of study intervention administration, and * has agreed to continue adequate contraception during the entire treatment period and for 1 month after completion of the study intervention administration series. Exclusion Criteria: Medical conditions * Progressive, unstable or uncontrolled …