Our platform includes the test kit and a mobile application that trains home users on how. 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. Webfrom strep tests and flu shots to sleep screenings and a1c checks, we offer everyday and chronic care.