CorDx Tyfast SARS-CoV-2/Flu A+B Rapid Antigen Test The CorDx Tyfast Flu A/B & COVID-19 At Home Multiplex Rapid Test is a lateral flow immunoassay intended for the qualitative detection and differentiation of SARS-CoV-2, influenza A, and influenza B protein antigens. This test is authorized for non-prescription home use with self-collected anterior nasal swab specimens from individuals aged 14 years or older, or with adult-collected anterior nasal swab specimens from individuals two (2) years or older. This test is only authorized for individuals with signs and symptoms of respiratory infection consistent with COVID-19 within the first five (5) days of symptom onset when tested at least twice over three days with at least 48 hours between tests. The CorDx Tyfast Flu A/B & COVID-19 At Home Multiplex Rapid Test is only for use under the Food and Drug Administration’s Emergency Use Authorization. https://rcshcg.com/collections/cordx/products/cordx-tyfast-sars-cov-2-flu-a-b-rapid-antigen-test-1