"scientists are testing hydroxychloroquine, a malaria medication, to see
if it, too, can help prevent infections or shorten recovery times.
Trials are currently underway, but it may be weeks before we know the
results." So if they havent' got that, they used cholorquine phosphate.


BBC says couple in American south used cholorquine phosphate, normally
used to clean aquarium tanks, to treat themselves for corona. One dead,
one seriously ill. It didnt' say if they had symptoms or not.