RENBP and COVID-19: Overall, the present study’s findings showed that the InteliSwab® COVID-19 Rapid Test exhibited excellent diagnostic performance and analytical sensitivity in detecting variants, including Omicron [13,23] and its subvariants, demonstrating its utility as a good point-of-care Ag-RDT in various settings when molecular assays are limited and rapid diagnosis of SARS-CoV-2 is necessary.