But that was because of demonstrated effectiveness after testing. As I’ve said many times, ivermectin has been tested and found wanting for off-label use in treating Covid19 already. The horse is dead, Jim - time to stop flogging it.
Strange fact: the other day I caught a headline about the advice for using aspirin as a preventative being updated. Didn’t think to bookmark at the time, unfortunately, and now I can’t find it. And I didn’t even get to read it!
Edit to add: