From a quick search, it seems that in the US, generic drugs still go through an approval process called ANDA, but it's simpler because there are no clinical tri

From a quick search, it seems that in the US, generic drugs still go through an approval process called ANDA, but it's simpler because there are no clinical trials. When one drug manufacturer raises prices on its generic, a lengthy approval process still inhibits other drug manufacturers from quickly introducing competing generics, even if they have the capabilities.