![]() ![]() With this type of test, you collect a sample and then use an enclosed envelope to mail it away to a laboratory for processing. They work by detecting the RNA genetic material of the SARS-CoV-2 virus, the virus that causes COVID-19. Some at-home kits provide enough supplies for you to perform two tests so that you can easily follow this advice.Īt-home PCR tests for COVID-19 offer an overall high degree of accuracy for virus detection. Some tests instruct to retest three days following a negative test to verify results. In some cases, it is possible to have a negative test and still be infected, especially if you are asymptomatic. ![]() Typically, antigen tests are most reliable when they produce positive results, especially when symptoms are present. In just 15 minutes, antigen tests produce positive results if COVID-19 is found in the sample and negative results if a certain virus level is not detectable. These tests detect specific proteins found in the virus in the nasal passages. Food and Drug Administration (FDA).įor rapid results, choose antigen at-home COVID tests. ![]() Walgreens makes it simple to stock up on home tests with a diverse assortment of options that carry Emergency Use Authorization from the U.S. By testing at home before you gather with friends or family or when you feel ill, you can determine with a high degree of certainty whether you have COVID-19, so you can take steps to isolate as needed. Testing for Covid-19 plays an important role in helping to reduce the spread. ![]()
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