Old tuberculosis vaccine put to test against COVID-19 – but trial never got off the ground
Prevention
Terminated
This study aimed to see if the BCG vaccine, originally for tuberculosis, could reduce the severity of COVID-19 in healthcare workers in Medellín, Colombia. It planned to give a single dose of BCG or a placebo to 0 participants (doctors, nurses, and nursing assistants) who were di…
Phase: PHASE3 • Sponsor: Universidad de Antioquia • Aim: Prevention
Last updated Jun 27, 2026 12:03 UTC