The Russian Ministry of Health has approved the intranasal form of the Gam-Covid-Vak (Sputnik V) vaccine to prevent a new coronavirus infection, developed by NN Gamalei of the Russian Ministry of Health.
According to the Ministry of Health of Russia, the vaccine, like Sputnik V, consists of two components based on 26 and 5 types of adenoviral vectors and is administered through a special spray nozzle into the nasal cavity at an interval of three weeks, ie in «prime» mode. -boost. Intranasal prime-boost immunization provides mucosal immunity to coronavirus infection caused by SARS-CoV-2 virus on the surface of the respiratory mucosa.
«Intranasal administration of the vaccine to patients produces humoral (elevated IgA antibodies in blood and nasal secretions, IgG antibodies, antibodies that neutralize viruses in the blood) and a cellular immune response to infection caused by SARS-CoV-2 virus,» the Russian Ministry of Health said in a statement.
It is also stated that, at this stage, the use of the vaccine is allowed under the conditions of medical organizations that vaccinate people 18 years of age and older.
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