The nurse is monitoring a client taking chlordiazepoxide hydrochloride (Librium). Which adverse effect would be of greatest concern?

  • hiccups
  • lethargy
  • drowsiness
  • respiratory depression
Number 4 is correct.
Respiratory depression can become life-threatening if not treated early. Hiccups are not life-threatening. Lethargy and drowsiness are common side effects with anxiolytic and benzodiazepine medications.