ATI RN
ATI Pharmacology Proctored Exam 2024
1. A client has a new prescription for Nevirapine, an NNRTI. Which of the following statements should the nurse include in discharge teaching?
- A. Take this medication with food to increase absorption.
- B. Avoid alcohol while taking this medication.
- C. Take this medication at the same time every day.
- D. Take this medication on an empty stomach.
Correct answer: B
Rationale: The correct statement to include in discharge teaching about Nevirapine, an NNRTI, is to advise the client to avoid alcohol while taking this medication. Alcohol can interact with Nevirapine and lead to potential adverse effects or decreased effectiveness. Choice A is incorrect because Nevirapine should be taken without food or on an empty stomach for optimal absorption. Choice C is a general recommendation for most medications but not specifically for Nevirapine. Choice D is incorrect as Nevirapine should not be taken on an empty stomach.
2. What is pharmacodynamics?
- A. The medical reference summarizing standards of drug purity, strength, and directions for synthesis
- B. The drug's actions at receptor sites and the physiological, chemical, and behavioral effects produced by these actions
- C. The maximum response that a drug can produce
- D. Movements of the drugs throughout the body
Correct answer: B
Rationale: Pharmacodynamics refers to the drug's actions at receptor sites and the physiological, chemical, and behavioral effects produced by these actions. It involves understanding how drugs interact with the body at the molecular level to produce their effects, including mechanisms of action, receptor binding, and downstream physiological responses. Choice A is incorrect because it describes pharmacopeia, which is a reference book containing standards for drugs. Choice C refers to efficacy, which is the maximum effect a drug can produce. Choice D describes pharmacokinetics, which focuses on the movement of drugs within the body.
3. A healthcare provider is reviewing a client's health record and notes that the client is experiencing episodes of hypokalemia. Which of the following medications should the healthcare provider identify as a cause of the client's hypokalemia?
- A. Captopril
- B. Lisinopril
- C. Furosemide
- D. Spironolactone
Correct answer: C
Rationale: Furosemide is a loop diuretic that acts on the kidneys to increase urine production. This increased urine output can lead to the excessive excretion of potassium, resulting in hypokalemia. Monitoring potassium levels and considering supplementation may be necessary when a patient is on furosemide to prevent or manage hypokalemia.
4. A healthcare provider is educating a group of new parents about immunizations. The provider should instruct the parents that the series for which of the following vaccines is completed prior to the first birthday?
- A. Pneumococcal conjugate vaccine
- B. Meningococcal conjugate vaccine
- C. Varicella vaccine
- D. Rotavirus vaccine
Correct answer: D
Rationale: The correct answer is D, Rotavirus vaccine. The series for the Rotavirus vaccine is completed prior to the first birthday as it is only administered to infants less than 8 months of age. This vaccine provides protection against severe diarrhea and vomiting caused by rotavirus infection, which is common in infants and young children. Choices A, B, and C are incorrect because the series for these vaccines extends beyond the first birthday. Pneumococcal conjugate vaccine and Meningococcal conjugate vaccine are typically given in multiple doses up to 2 years of age, while the Varicella vaccine is usually administered between 12 to 15 months of age.
5. A client is taking Sucralfate PO for Peptic Ulcer Disease and 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 timing helps to ensure adequate absorption and effectiveness of both medications without compromising therapeutic outcomes. Choices A, B, and D are incorrect because taking an antacid with sucralfate, taking sucralfate with a glass of milk, and chewing sucralfate thoroughly before swallowing do not address the need for a 2-hour interval between these medications to prevent interference with phenytoin absorption.
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