“The option is being considered and discussed to make such a polyvalent Sputnik, where there will be both “delta”, and “omicron”, or “wuhan” (Wuhan strain of infection. -


), and “omicron,” TASS quotes him as saying on the air of the TV channel "Russia 1".

Logunov added that scientists can create a more sophisticated version of the vaccine.

Earlier, the representative of the World Health Organization in Russia, Melita Vujnovic, said that there is evidence that omicron is less serious than other strains of coronavirus, but it should not be underestimated.