NUR 2212 McCuistion: Pharmacology: A Patient-Centered Nursing Process Approach, 9th Edition

The nurse is caring for a patient who is receiving an intravenous antibiotic. The nurse notes that the provider has ordered serum drug peak and trough levels. The nurse understands that these tests are necessary for which type of drugs? a. Drugs with a broad spectrum b. Drugs with a narrow spectrum c. Drugs with a broad therapeutic index d. Drugs with a narrow therapeutic index ANS: D Medications with a narrow therapeutic index have a limited range between the therapeutic dose and a toxic dose. It is important to monitor these medications closely by evaluating regular serum peak and trough levels. DIF: Cognitive Level: Understanding (Comprehension) REF: p. 343 TOP: Nursing Process: Evaluation MSC: NCLEX: Physiological Integrity: Pharmacological and Parenteral Therapies 2. The nurse is caring for a patient who is receiving an intravenous antibiotic. The patient has a serum drug trough of 1.5 mcg/mL. The normal trough for this drug is 1.7 to 2.2 mcg/mL. What will the nurse expect the patient to experience? a. Inadequate drug effects b. Increased risk for superinfection c. Minimal adverse effects d. Slowed onset of action