Some commentators say comparative trials of FDA-approved drugs are overburdened by current Common Rule regulations and that researchers should not be required to obtain explicit consent for participation in the most innocuous of these trials.
Anne Drapkin Lyerly, MD, MA and Ruth R. Faden, PhD, MPH
Participation in a research study—in which there are rigorous standards and close monitoring—may be a safer context for the use of medications in pregnancy than the clinical setting, where the evidence base is lacking.
This process of developing EBM-based guidelines and applying them to clinical care highlights the tension between generating unbiased knowledge based on statistical aggregation and the application of this information to individual patients.