They all have the same vulnerability to zinc within the cells they invade. HCQ makes the cell walls much more permeable to introduction of zinc into the cell. The zinc zaps the virus. Zinc deficiency is quite common. Azithromycin is part of the treatment regime to fight opportunistic pneumonia infections which result from inflammation which is basically what kills people in the end.

There, don't say you weren't told. Keeping your position against HCQ now makes you complicit.