Olanzopine is one of the best evidence based things for bi polar disorder. It reduces their hallucinations, but it also makes them gain like forty pounds. Getting people to take it is really hard. So you all can say that i have a bias towards irved. Andyou'll probably write on balance. Here's why i believe what i do about irevta,. because i think that if you look at the studies, and i know it's kind of intresting, but if you want to talk about bias, let's just think about discounting particular journals.