The European Commission has recommended that rapid Covid-19 antigen tests should be used primarily on individuals who are already showing symptoms of the virus, as they have been found to be less effective in asymptomatic cases.
In new recommendations for its 27 member states on the use of different coronavirus tests, the Commission stated that “rapid antigen tests should be used within five days after the onset of symptoms or within seven days after exposure to a confirmed Covid-19 case.”
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