Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: A Phase III Randomized, Double-blind, Placebo-controlled Study in Older Adults to Assess Immunogenicity and Clinical Acceptability of a Single-dose of the Live Oral Cholera
Brief Summary: Demonstrate that the vaccine offers protection based on antibody levels in older adults and is similar to antibody levels in adults aged 18-45 following vaccination with PXVX0200.