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ATI Pharmacology Proctored EXAM 2023 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 - CORRECT ANSWER A (Medications with long halflives 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 inservice 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 D. Peripheral vascular disease E. Concurrent use of medication the same pathway metabolizes - CORRECT ANSWER Answer: C, E (C. Liver failure decreases metabolism and thus increases th