"Registration of the fourth Russian vaccine expands the available arsenal of drugs for the prevention of COVID-19 and will accelerate the formation of stable herd immunity," RIA Novosti quoted him as saying.

According to him, "Sputnik Light" can be used for the rapid formation of population immunity in conditions of unfavorable development of the epidemiological process.

Earlier, the Russian Direct Investment Fund (RDIF) announced that a single-component vaccine against coronavirus Sputnik Light was registered in Russia.