The FDA-approved Drug Ivermectin inhibits the replication of SARS-CoV-2 in vitro

Ivermectin is an inhibitor of the COVID-19 causative virus (SARS-CoV-2) in vitro.
A single treatment able to effect ∼5000-fold reduction in virus at 48h in cell culture.
Ivermectin is FDA-approved for parasitic infections, and therefore has a potential for repurposing.
Ivermectin is widely available, due to its inclusion on the WHO model list of essential medicines.