Training Videos

Polymerase chain reaction, or PCR, was developed to identify a small fragment of a virus and create multiple copies, making detection easier. PCR is the gold standard in testing for COVID-19 and other viral diseases, like Ebola. Learn how this nuclear-derived technique works.

Nasal swab specimen collection has been approved by the CDC as a method for Coronavirus (COVID-19) testing.

Testing is crucial to guiding our next steps in the fight against #COVID19, but do you know the difference between all the tests available?  For more information on FDA’s efforts to ensure Americans have access to high quality tests, please visit https://www.fda.gov/coronavirus.