The Coronavirus Ag Rapid Test Cassette (RAT) (Swab) is an in vitro immunochromatographicassay for the qualitative detection of nucleocapsid protein antigen from SARS-CoV-2 nasal swab specimens directly from individuals who are suspected of SARS-CoV-2 by their healthcare provider within the first ten days of symptom onset, and asymptomatic individuals. It is intended to aid in the rapid diagnosisof SARS-CoV-2 infections.