A nurse is caring for a patient who is addicted to barbiturates and who will begin receiving phenobarbital. The nurse discusses the care of this patient with a nursing student
Which state-ment by the student indicates understanding of the teaching? a. "Phenobarbital acts as an antagonist to barbiturates and prevents toxicity."
b. "Phenobarbital has a long half-life and can be tapered gradually to minimize ab-stinence symptoms."
c. "Phenobarbital can be administered on an as-needed basis to treat withdrawal symptoms."
d. "Phenobarbital prevents respiratory de-pression associated with barbiturate with-drawal."
B
Phenobarbital has a long half-life and can be given to ease barbiturate withdrawal and suppress symptoms of abstinence. Phenobarbital is not an antagonist to barbiturates. It is not used on a PRN basis. Phenobarbital does not prevent respiratory depression associated with acute toxicity.
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