These studies put it in the ballpark of $100 million: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7295430/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC729543

These studies put it in the ballpark of $100 million: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7295430/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7295430/ https://publichealth.jhu.edu/2018/cost-of-clinical-trials-for-new-drug-FDA-approval-are-fraction-of-total-tab https://publichealth.jhu.edu/2018/cost-of-clinical-trials-fo... And then the effect from these drugs seems to be blatant (which generally ends up making the trials cheaper). Did you see some information particular to these drugs that made them especially costly?