Although physicians do not have legitimate authority over patients, professional associations may have such authority over physicians, even nonmembers.
AMA J Ethics. 2017;19(2):207-213. doi:
10.1001/journalofethics.2017.19.2.sect1-1702.
Pharmacologic interventions might help physicians overcome cognitive deficits resulting from loss of sleep while on call or help them retain more details about the patients under their care.