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Repeat At-Home COVID Tests Needed to Confirm Negative Result, FDA Says

August 12, 2022

Via: Drugs.com
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People who test at home after being exposed to COVID-19 should take the test three, not two, times to make sure they’re not infected, the U.S. Food and Drug Administration said Thursday.

In issuing its new safety communication, the agency said the latest research suggests that taking just two antigen tests misses too many infections and could result in people inadvertently spreading the virus to others, especially if they don’t develop symptoms.

In its announcement, the agency pointed to a preliminary government study that found adding a third test improved accuracy from 62% to 79%.

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