Are you talking about an emed test kit (which is actually Abbott's- also the same brand that Optum uses) that has 2 test inside the box? You can get a tested at FLL Terminal3. We couldn't find any pharmacy in our area, to include CVS and Publix, that offered antigen tests. ...
https://www.cvs.com/minuteclinic/covid-19-testing/?icid=coronavirus-lp-nav-general-testing The PCR test has to be done by a lab, but getting it free is a huge bonus. But even if you booked an appointment now for your disembarkation date? And the provider "guaranteed" same day service...