a nurse is teaching a client who has a prescription for erythromycin which of the following instructions should the nurse include

ATI RN

ATI Proctored Pharmacology 2023

1. A client has a prescription for Erythromycin. Which of the following instructions should be included?

A. Take the medication with food.
B. Expect your urine to turn dark yellow.
C. Take the medication with a full glass of milk.
D. Report persistent diarrhea to your provider.

Correct answer: D

Rationale: The correct answer is D: 'Report persistent diarrhea to your provider.' Erythromycin is known to cause Clostridium difficile-associated diarrhea, which can be severe. Instructing the client to report any persistent diarrhea to their healthcare provider promptly is crucial to prevent complications. Choices A, B, and C are incorrect. Taking Erythromycin with food is generally recommended to reduce stomach upset, but it is not the most critical instruction. Expecting urine to turn dark yellow is not a common side effect of Erythromycin. Taking Erythromycin with a full glass of milk is not necessary and may not be appropriate for all clients, especially those with lactose intolerance or dairy allergies.

2. When does regular insulin typically peak?

A. 30 minutes to 2 Â½ hours
B. 1 to 3 hours
C. 6 to 14 hours
D. 1 to 5 hours

Correct answer: D

Rationale: Regular insulin usually peaks around 1 to 5 hours after administration. This peak time frame is important to consider when managing blood glucose levels and timing meals to coincide with insulin activity. Choice A, '30 minutes to 2 Â½ hours,' is incorrect because regular insulin typically peaks later. Choice B, '1 to 3 hours,' is not the most accurate as the peak for regular insulin can extend beyond 3 hours. Choice C, '6 to 14 hours,' is incorrect as this timeframe is more indicative of long-acting insulins, not regular insulin.

3. A healthcare professional is reviewing the medical history of a client who has a new prescription for Metformin to treat type 2 diabetes. Which of the following findings should the healthcare professional report to the provider?

A. Hemoglobin A1C of 7.5%
B. Creatinine level of 1.2 mg/dL
C. BUN level of 18 mg/dL
D. Liver function tests showing AST of 50 units/L

Correct answer: D

Rationale: The correct answer is D. Elevated AST levels in liver function tests should be reported to the provider when a client is prescribed Metformin due to the potential risk of hepatotoxicity associated with the medication. Elevated Hemoglobin A1C (choice A), Creatinine level within normal range (choice B), and BUN level within normal range (choice C) are not directly concerning when initiating Metformin therapy.

4. While providing an Angiotensin-converting enzyme (ACE) inhibitor, the patient asks what the action of the drug is. As a healthcare provider, you explain that the action of an ACE inhibitor is:

A. To lower blood pressure by blocking the conversion of angiotensin I to vasoconstrictor angiotensin II
B. To inhibit reabsorption of sodium back into the body, ultimately increasing urine output and lowering blood pressure
C. To decrease heart rate and blood pressure by competing with Beta1 and Beta2 receptors in the heart and lungs
D. To lower blood glucose by stimulating the release of insulin

Correct answer: A

Rationale: ACE inhibitors lower blood pressure by blocking the conversion of angiotensin I to vasoconstrictor angiotensin II. Angiotensin II is a potent vasoconstrictor, and by inhibiting its formation, ACE inhibitors help dilate blood vessels, reduce blood pressure, and decrease the workload on the heart. Choice B is incorrect as it describes the mechanism of action of diuretics, not ACE inhibitors. Choice C is incorrect as it refers to the action of beta-blockers, not ACE inhibitors. Choice D is incorrect as it describes the mechanism of action of antidiabetic medications, not ACE inhibitors.

5. What should you monitor when administering Clopidogrel to a patient?

A. Signs of thrombotic thrombocytopenic purpura
B. Bleeding during therapy
C. CBC with differential and platelet count
D. All of the above

Correct answer: D

Rationale: When administering Clopidogrel, it is crucial to monitor for signs of thrombotic thrombocytopenic purpura, bleeding during therapy, and changes in CBC with differential and platelet count. Thrombotic thrombocytopenic purpura is a rare but serious condition associated with Clopidogrel use, characterized by microangiopathic hemolytic anemia, thrombocytopenia, neurological symptoms, fever, and renal dysfunction. Monitoring for signs of thrombotic thrombocytopenic purpura is essential to detect this potentially life-threatening condition early. Monitoring for bleeding helps to assess the risk of hemorrhagic events, a known side effect of Clopidogrel. Additionally, regular monitoring of CBC with differential and platelet count is necessary to evaluate the drug's impact on blood cell counts and detect any abnormalities that may require intervention. Therefore, monitoring all these parameters is vital to ensure patient safety and appropriate management during Clopidogrel therapy.