Physician behavior that generates a patient complaint and ultimately leads to disciplinary action is both legally and ethically problematic—violating both regulatory rules and professional codes.
AMA J Ethics. 2015;17(5):448-455. doi:
10.1001/journalofethics.2015.17.5.pfor1-1505.
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.