Massive trial tests if new shot can curb typhoid in High-Risk city
Prevention
Completed
This large study tested whether giving a new typhoid vaccine to people in specific neighborhoods of Vellore, India, would lower the number of typhoid fever cases in the community. Over 72,000 people aged 1 to 30 were monitored for two years. Researchers compared typhoid rates in …
Phase: PHASE4 • Sponsor: Christian Medical College, Vellore, India • Aim: Prevention
Last updated Mar 27, 2026 12:40 UTC