North American Diagnostics Recalls Oral Rapid SARS-CoV-2 Rapid Antigen Test Kits because they are not authorized, cleared, or approved by the FDA.

http://www.fda.gov/medical-devices/medical-device-recalls/north-american-diagnostics-recalls-oral-rapid-sars-cov-2-rapid-antigen-test-kits-are-not-authorized