The must be some money in it for him as that has been his only motivation for doing anything for all his life.
https://www.gq.com/story/trump-coronavirus-miracle-cure
"So why has Trump become so fixated on this drug?
"The idea that hydroxychloroquinine could treat coronavirus started to take root in the U.S. in Silicon Valley in mid-March, as
Wired documented at the time.
"On March 13, a blockchain investor named James Todaro
tweeted, 'There is growing evidence of Chloroquine as a highly effective treatment for COVID-19,' and linked to a Google doc he and others wrote making the case.
"One of his coauthors, lawyer Gregory Rigano, went on
Laura Ingraham's Fox News show to promote the idea on March 16. And the next day, Tesla CEO Elon Musk
tweeted to his 33 million followers, "Maybe worth considering chloroquine for C19,' followed by 'Hydroxychloroquine probably better." The message was retweeted 13,700 times."