The Sputnik V COVID-19 vaccine uses two harmless viruses that deliver the genetic code for our cells to make a protein from the new coronavirus. This trains our immune system to fight against future infections with the new coronavirus.

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The Sputnik V vaccine trains the immune system to fight against future SARS-CoV-2 infections. Image credit: Yegor Aleyev\TASS via Getty Images

All data and statistics are based on publicly available data at the time of publication. Some information may be out of date.

The Sputnik V vaccine, which also bears the name Gam-COVID-Vac, currently has authorization for use in 68 countries. The Gamaleya National Center of Epidemiology and Microbiology in Moscow, Russia, developed the vaccine.

Sputnik V is a viral vector vaccine designed to produce lasting immunity against COVID-19. According to an interim analysis of phase 3 clinical trial data published in The Lancet, the vaccine’s efficacy is 91.6%Trusted Source.

However, a number of scientists have publicly called into question the results from the phase 1/2Trusted Source and phase 3Trusted Source trials.