Not for treating COVID-19 though. You're obviously unaware, but the 19 in COVID-19 is the year it was first discovered. The 2015 Nobel prize happened in 2015, again, the clue is in the name.
As you can see from my posted study, there is a lot of evidence that ivermectin is efficacious against covid, and some that it isn’t. I suspect those are similar to the now retracted study denigrating Hydroxychloroquine