At least according to ChatGPT, over 40% fail. If true that’s surprising, since you don’t start a Phase 3 unless a lot of very smart people are convinced it’s g

At least according to ChatGPT, over 40% fail. If true that’s surprising, since you don’t start a Phase 3 unless a lot of very smart people are convinced it’s going to work, and lab results (including human) back that up.