But the FLCC people don't view ivermectin is primarily a prophylactic. They say it is also a treatment.
It doesn't correspond Ivermectin mode of action: it competes virus in docking to ACE2 receptors, i.e. it prohibits infection in spreading.
Ivermectin Docks to the SARS-CoV-2 Spike Receptor-binding Domain Attached to ACE2