Gunzburg: sterile immunity after a nasal vaccine will last for more than six months sterile immunity persists for more than six months. This was stated by the creator of Sputnik V, director of the Gamaleya National Research Center for Epidemiology and Microbiology Alexander Gintsburg, Interfax reports his words.
we do not know how many until clinical trials have been carried out, “he said.
The head of the Gamaleya center explained that the intranasal form will create an additional layer of protection against COVID-19 after vaccination with the usual” Sputnik V “.
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The Ministry of Health of Russia allowed the Gamaleya Center to conduct the second phase of clinical trials of a coronavirus vaccine in the form of a nasal spray in October 2021. Gunzburg noted that the drug does not replace the need for vaccination with the usual vaccine.