A total of 5,731 volunteers were screened in the Convasel® vaccine study for the prevention of coronavirus infection, and 5,229 volunteers were randomized. Which is 100% of subjects to complete the 1st stage of the Phase III of the study.
In total, 24 centers were opened throughout Russia, 21 centers were actively working on recruitment. The first screening of volunteers took place on May 18, 2023. The recruitment ended on August 11, 2023 and lasted for about 3 months.
Photographs ownership: RIA Novosti.