Current COVID-19 vaccines may need modification to achieve higher levels of protection, according to WHO’s Technical Advisory Group on Coronavirus Vaccine Composition (TAG-CO-VAC).
Vaccines should not only provide protection against severe disease and death, but also more effectively protect against milder infections, the group said in a statement. At the same time, experts believe that the strategy of constant revaccination with “booster” doses of the existing vaccine “is unlikely to be advisable or rational.”
Statement issued against the backdrop of the worldwide spread of the corona strainthe omicron virus, against which, according to preliminary data, existing vaccines are less effective than against previous variants.
We will remind, earlier in the WHO it was assumed that in over the next six to eight weeks in European countries, more than 50% of the population can become infected with omicron.
Source: Rosbalt

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