Skip to main content

COVID-19 Rapid Antigen Test

July 16, 2022


Sofia SARS Antigen FIA, Rapid Test

The Sofia SARS Antigen Fluorescent Immunoassay (FIA) from Quidel uses advanced immunofluorescence-based lateral flow technology in a sandwich design for qualitative detection of nucleocapsid protein from SARS-CoV-2. The Sofia SARS Antigen FIA, with the Sofia 2 and Sofia analyzers, provides automated and objective results in 15 minutes, allowing for COVID-19 testing of symptomatic patients within the first five days of symptoms and asymptomatic patients when tested serially.


Radiance Diagnostics is located at 1240 Iroquois Ave, Suite 300, Naperville, IL 60563 near the Chicagoland areas: