https://www.siliconvalley.com/2022/01/07/covid-fda-warns-against-using-throat-swabs-for-home-rapid-tests/ > (CNN) — The US Food and Drug Administration is cautioning against using self-collected throat swabs for Covid-19 tests and says people should use the tests as instructed. > “FACT: When it comes to at-home rapid antigen #COVID19 tests, those swabs are for your nose and not your throat,” it said Friday on Twitter.