ATI RN
ATI Pharmacology Quizlet
1. A client with angina asks about obtaining a prescription for sildenafil to treat erectile dysfunction. Which of the following medications is contraindicated with Sildenafil?
- A. Aspirin
- B. Isosorbide
- C. Clopidogrel
- D. Atorvastatin
Correct answer: B
Rationale: Isosorbide is an organic nitrate used to manage angina. Concurrent use of sildenafil with organic nitrates, like isosorbide, is contraindicated due to the risk of fatal hypotension. It is essential for clients to avoid taking nitrate medications within 24 hours of using isosorbide to prevent serious complications.
2. A client with chronic myeloid leukemia is receiving hydroxyurea. Which of the following findings should the nurse monitor?
- A. Hyperkalemia
- B. Hypertension
- C. Neutropenia
- D. Tinnitus
Correct answer: C
Rationale: The nurse should monitor the client for neutropenia when receiving hydroxyurea. Neutropenia is a common adverse effect caused by bone marrow suppression. It is essential to assess the client's white blood cell count regularly to detect neutropenia early and prevent complications such as infections.
3. A client has a new prescription for Prednisone and is receiving discharge instructions. Which of the following dietary instructions should the nurse include?
- A. Increase your intake of potassium-rich foods.
- B. Increase your intake of dairy products.
- C. Avoid foods high in vitamin K.
- D. Decrease your intake of protein.
Correct answer: A
Rationale: The correct answer is to increase the intake of potassium-rich foods. Prednisone can lead to potassium depletion; therefore, it is essential for clients to consume foods high in potassium such as bananas, oranges, and spinach to counteract this effect and maintain electrolyte balance. Choice B is incorrect because increasing dairy products is not directly related to the side effects of Prednisone. Choice C is incorrect because avoiding foods high in vitamin K is more relevant for clients on anticoagulants. Choice D is incorrect because decreasing protein intake is not a typical dietary instruction for clients prescribed Prednisone.
4. A client has a new prescription for Levothyroxine to treat hypothyroidism. Which of the following instructions should be included in the teaching?
- A. Take this medication with food.
- B. Take this medication at bedtime.
- C. Expect to see results in 1 week.
- D. Do not discontinue the medication without consulting the provider.
Correct answer: D
Rationale: The correct instruction for a client with a new prescription for Levothyroxine to treat hypothyroidism is not to discontinue the medication without consulting the provider. Abrupt cessation could lead to the return of hypothyroid symptoms, emphasizing the importance of medical guidance when considering any changes to the treatment plan. Choice A is incorrect because Levothyroxine should be taken on an empty stomach, typically in the morning. Choice B is incorrect as it contradicts the timing of administration for Levothyroxine. Choice C is inaccurate as it usually takes a few weeks for the full effects of Levothyroxine to be seen, not just 1 week.
5. What is the expected pharmacological action of propranolol?
- A. Block stimulation of beta1 receptors
- B. Alter water and electrolyte transport in the large intestine
- C. Block stimulation of beta2 receptors
- D. Both A and C are correct
Correct answer: D
Rationale: Propranolol exerts its pharmacological action by blocking stimulation of both beta1 and beta2 receptors. By doing so, it leads to decreased heart rate and blood pressure. Therefore, both options A and C are correct as propranolol affects both types of beta receptors. Choice B is incorrect as propranolol does not alter water and electrolyte transport in the large intestine.
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