Hydroxychloroquine has been shown to have anti-viral properties. It elevates the pH of the cell preventing fusion and blocking viral infection.
In 2010, Wuhan lab experimented with SARS-CoV bats introducing "psuedo" HIV looking for the "missing link" in transmission from bat to human.
Sound like practice to develop a worldwide pandemic?
https://ww.virology.ws/2020/03/19/hydroxychloroquine-reduces-viral-load-and-symptoms-in-covid-19-patients/
https://doi.org/10.1007/s00705-010=0729-6