It turns out that the Lancet has withdrawn the study that was used to stop Hydroxy trials. From my reading the company that supplied the data made a lot of it up. It's a bizarre unfolding story.
One place to start reading is The Guardian - the Australian site. I don't know how to post links here.
WHO restarted trials a couple of days ago. The paper was withdrawn in the last 24 hours or so.
Crazy