If you have an at-home COVID-19 Flowflex test that came in a dark blue box, don't use it, the US Food and Drug Administration said this month. At least, if you got it in the US. While the Flowflex ...
The warning is for the “Flowflex SARS-CoV-2 Antigen Rapid Test (Self-Testing)” from ACON Laboratories. The test comes in a dark blue box with white lettering and symbols in the lower right corner of ...