“Revaccination with Sputnik V can be done.

There are absolutely no problems, "RIA Novosti quotes him. 

He recalled that a single-component version of the vaccine, Sputnik Light, has also been registered.

Gunzburg said that the drug will be used, among other things, to raise the level of antibodies to a higher level.

Allergist-immunologist Vladimir Bolibok said earlier that the chance of dying from coronavirus infection for citizens who did not get vaccinated is 1 in 30. The possibility of death as a result of COVID-19 for those vaccinated is excluded.