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RN PHARMACOLOGY LATEST ACTUAL EXAM 242 QUESTIONS AND ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |ALREADY GRADED A+ 2025 A provider prescribes phenobarbital for a client who has a seizure disorder. The medication has a long half-life of 4 days. How many times per day should the nurse expect to administer this medication? A. One B. Two C. Three D. Four โ Correct Answer A. Medications with long half-lives remain at their therapeutic levels between doses for long periods of time. The nurse should expect to administer this medication once a day. A staff educator is reviewing medication dosages and factors that influence medication metabolism with a group of nurses at an in-service presentation. Which of the following factors should the educator include as a reason to administer lower medication dosages? (Select all that apply.) A. Increased renal secretion B. Increased medication-metabolizing enzymes C. Liver failure
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