Because they are old safe, mass produced and out of patent no Pharmaceutical giant will make mass profits, which dooms them to being ignored, under researched, and generally scoffed at in rude dismissive terms.

The biggest failure of our government health agencies right now is the Black Hole of Medicine — the astronomical event horizon beyond which cheap safe drugs disappear without a trace.

3,000 people are dying every day in the USA and 5,000 a day are dying in Europe, mostly from a problem which can be solved to a large extent.

Sure, the media hate HCQ because "Donald". But it's not just HCQ  and it's not just Trump  — the media ignore all the cheap antivirals and all the rich nations have the same medical Black Hole.  This is the work of the Medical Swamp, captured by Big Pharma.