Webbrowse a variety of at home health test kits at cvs, including at home dna tests, pregnancy tests, hiv tests, covid tests, and more at your local cvs pharmacy. An antigen is a substance that causes the immune system to react. It takes about 10 to 20 minutes to get the results of a rapid test. Webdec 16, 2022 · overview. How is strep throat diagnosed? How is strep throat treated? Are there tests you can use at home? How accurate are rapid strep tests? Webfrom strep tests and flu…