WHO expert recommends revaccinating against COVID-19 no more than three times
The fourth vaccination against coronavirus should be prescribed only to people who have a risk of concomitant diseases, RIA Novosti reports with reference to the chairman of the Strategic Advisory Group of Experts on Immunization, Alejandro Cravioto.
The expert does not recommended that the population be revaccinated against COVID-19 more than three times.
Earlier, head of the Department of Infectious Diseases and Epidemiology of the Russian National Research Medical University. N.I. Pirogov Vladimir Nikiforov said that the first component of Sputnik V can be used for revaccination against coronavirus.
The Ministry of Health of Russia said that the expiration date of the Sputnik V vaccine for the prevention of COVID-19 decided to extend. For a vaccine from different manufacturers, the shelf life will now be from six months to a year.
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