Or, it's because advertising carries special weight when it comes to making promises. There's all sorts of rules when it comes to advertising for all sorts of industries.Well, seeing as it's still under emergency use status, it would seem that the promos should provide the same warnings, since I don't believe it can be legally advertised. Oh, you know what I bet it is? It's because those other medications have gone through exhaustive long-term R&D and testing. You know, so they actually know what the possible side effects are.