A quick search on pubmed shows that limited trials on Ivermectin have been done, and more trials are underway. It certainly seems to work in vitro, but needs higher concentrations than have been tested to be safe in vivo so far. So... it sort of depends on what the people were saying in their videos. If they're saying it's a possible hopeful contender for near future: that's true. If they're saying "buy lots of iverm…
They agree that it looks interesting and we should reserve judgement until a clinical trial is completed.
If that sort of talk is being removed - then it's a massive over-reach.