This is a good summary
It has ethicacy in a test tube and they are still studying it,
It isn't the first time that experimental stuff is being used before totally approve in an emergency
"Prof. Peter Doherty
We currently have a clinical trial with Ivermectin in progress"
"Prof. Peter Doherty @ProfPCDoherty
We worked with Monash on the 1st experiments with Ivermectin that showed virus inhibition in tissue culture. The required dosage was high and there were concerns re toxicity. Our doctors have not been satisfied by the clinical trials that have been done and are not using it "
It has ethicacy in a test tube and they are still studying it,
It isn't the first time that experimental stuff is being used before totally approve in an emergency