ATI RN
ATI Pharmacology Proctored Exam 2024
1. 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
- D. Peripheral vascular disease
Correct answer: C
Rationale: Liver failure impairs metabolism, leading to increased medication concentrations. When liver function is compromised, lower dosages are necessary to prevent adverse effects. Increased renal secretion is not a reason for lower medication dosages, as it primarily affects excretion rather than metabolism. Increased medication-metabolizing enzymes would usually require higher dosages to achieve the desired effect. Peripheral vascular disease does not directly impact medication metabolism or dosage requirements.
2. A client has a new prescription for Metronidazole. Which of the following instructions should be included in the discharge teaching?
- A. Avoid drinking alcohol while taking this medication.
- B. Take this medication on an empty stomach.
- C. Avoid dairy products while taking this medication.
- D. Take this medication with antacids.
Correct answer: A
Rationale: The correct instruction to include in the discharge teaching for a client prescribed Metronidazole is to avoid drinking alcohol while taking this medication. Drinking alcohol with Metronidazole can result in a disulfiram-like reaction, leading to symptoms such as nausea, vomiting, and flushing. Therefore, it is crucial for the client to abstain from alcohol consumption during the course of treatment with Metronidazole.
3. A client with Peptic Ulcer Disease who is taking Sucralfate PO has a new prescription for phenytoin to control seizures. Which of the following instructions should the nurse include?
- A. Take an antacid with the sucralfate.
- B. Take sucralfate with a glass of milk.
- C. Allow a 2-hour interval between these medications.
- D. Chew the sucralfate thoroughly before swallowing.
Correct answer: C
Rationale: Sucralfate can interfere with the absorption of phenytoin. To prevent this interaction, the client should allow a 2-hour interval between taking sucralfate and phenytoin. This interval helps ensure that each medication is absorbed effectively without affecting the other's absorption. Choices A, B, and D are incorrect because taking an antacid with sucralfate, taking sucralfate with a glass of milk, or chewing sucralfate thoroughly before swallowing are not necessary or recommended instructions to prevent the interaction between sucralfate and phenytoin.
4. A client has a new prescription for Brimonidine ophthalmic drops and wears soft contact lenses. Which of the following instructions should the nurse include in the teaching?
- A. This medication can stain your contacts.
- B. This medication can cause your pupils to constrict.
- C. This medication can absorb into your contacts.
- D. This medication can slow your heart rate.
Correct answer: C
Rationale: The correct instruction the nurse should include is that Brimonidine can absorb into soft contact lenses. To prevent this, the client should remove the contacts, instill the medication, and wait at least 15 minutes before putting the contacts back in to avoid any potential absorption of the medication into the lenses. Choices A, B, and D are incorrect because Brimonidine is not known to stain contacts, cause pupil constriction, or slow heart rate.
5. A client is prescribed Diltiazem. Which of the following findings should the nurse monitor?
- A. Tachycardia
- B. Bradycardia
- C. Hypertension
- D. Hyperkalemia
Correct answer: B
Rationale: Diltiazem is a calcium channel blocker that can cause bradycardia as an adverse effect due to its negative chronotropic properties, slowing down the heart rate. Therefore, the nurse should monitor the client for signs of bradycardia by regularly assessing the heart rate to prevent potential complications. Monitoring for tachycardia (choice A) is incorrect as diltiazem typically does not cause tachycardia. Hypertension (choice C) is not a typical finding to monitor for with diltiazem use. Hyperkalemia (choice D) is not directly associated with diltiazem administration.
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