If you go to the library and look at the PDR, it has a section that lists meds by drug manufacturer.
However, you remember the stories about Prozac and that it increased suicidal behavior? It turns out that the maker Eli Lilly knew that their drug was dangerous and they submitted false documents to the FDA to get their drug approved.
A drug company is just another salesman, it's their job to convince you that you need what they sell. And that's not someone who's word i would trust.