A closed head injury patient is receiving mechanical ventilation in the ICU. The patient remains somewhat agitated. Which of the following medications would be most appropriate for this patient?
A. benzodiazepine
B. propofol
C. dexmedetomidine
D. fentanyl
?ANS: B
A. Incorrect response: See explanation B.
B. Correct response: Propofol is an IV anesthetic agent that is useful for sedation when titrated at lower doses. In addition to being used for its anticonvulsant properties, propofol is used to reduce elevated intracranial pressures. Propofol has a rapid onset and offset of action, making it excellent for patients expected to undergo a short course of mechanical ventilation.
C. Incorrect response: See explanation B.
D. Incorrect response: See explanation B.
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