The condition occurs in about 1 in 10 AA males. https://ghr.nlm.nih.gov/condition/glucose-6-phosphate-dehydrogenase-deficiency#inheritance  ...but much rarer in women.  The concern about HCQ and G6PD deficiency may be overblown according to this: https://acrabstracts.org/abstract/hydroxychloroquine-is-not-associated-with-hemolytic-anemia-in-glucose-6-phosphate-dehydrogenase-g6pd-deficient-patients/ Madagascar produces Artemisia from which Artemesinin is manufactured. It is another drug used for malaria which has been shown to kill coronavirus in vitro. You can buy it on line as a supplement in low doses. In africa they make some sort of softdrink out of it. Madagascar is looking to cash in. Artemisinin is probably effective in the correct dosage, but I would have more faith in HCQ +Az.