In-Depth: The simple change that made rapid COVID tests reliable Over-the-counter rapid tests get FDA go-ahead The authorization from the FDA represents a significant endorsement that rapid diagnostics are accurate and effective in even the most challenging testing scenario: evaluating people who are not showing symptoms. and last updated 2021-04-01 21:26:05-04 SAN DIEGO (KGTV) -- COVID-19 self-tests that offer on-the-spot results in minutes will start hitting pharmacy shelves this month, with no prescription required. The Food and Drug Administration granted emergency authorization Wednesday to at-home antigen tests from Abbott and Quidel, which is based in San Diego. Quidel said its tests would become available in certain pharmacies early this month. Abbott said its tests would hit the market in the next few weeks.