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World's first nasal vaccine against coronavirus registered in Russia

01.04.2022 137 просмотров

It consists of two doses and is administered three weeks apart.

The world's first nasal vaccine against coronavirus has been registered in the Russian Federation, the press service of the Ministry of Health told reporters on Friday.

coronavirus infection, developed by NICEM them. N. F. Gamalei of the Ministry of Health of Russia,” the message says.

The press service clarified that the vaccine, like Sputnik V, consists of two components based on adenoviral vectors 26 and 5 types and is administered using a special spray nozzle into the nasal cavity with an interval of 3 weeks, that is, in the “prime-boost” mode.

As explained in the ministry, such immunization forms mucosal immunity against coronavirus infection on the surface of the respiratory mucosa tract. “Nasal administration of the vaccine to patients forms a humoral (increased titers of IgA antibodies in the blood and nasal secretions, IgG antibodies, virus-neutralizing antibodies in the blood) and cellular immune response to infection caused by the SARS-CoV-2 virus,” the message says.

At the same time, it is noted that at this stage, the use of the drug is allowed in the conditions of medical organizations that carry out vaccination in people aged 18 years and older.

Formerly Head of the Ministry of Health of the Russian Federation Mikhail Murashko reported that the nasal vaccine is planned to be included in the updated recommendations for revaccination against covid.

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