ATI RN
ATI Pharmacology Proctored
1. A drug ending in the suffix (navir) is considered a ______.
- A. Antidepressant
- B. Protease inhibitor
- C. Beta antagonist
- D. H antagonist
Correct answer: B
Rationale: When a drug name ends in the suffix -navir, it indicates that the drug is a protease inhibitor. Protease inhibitors are commonly used in antiviral therapy to treat infections by inhibiting viral replication. Therefore, the correct answer is B: Protease inhibitor.
2. A client has a new prescription for Sulfasalazine for the treatment of Crohn's disease. Which of the following instructions should the nurse include?
- A. Expect orange-yellow discoloration of urine and skin.
- B. Take the medication with food.
- C. Do not discontinue the medication if a sore throat occurs.
- D. Avoid prolonged exposure to sunlight.
Correct answer: A
Rationale: The correct answer is A: 'Expect orange-yellow discoloration of urine and skin.' Sulfasalazine can cause this harmless side effect, which does not require discontinuation of the medication. Option B is incorrect because Sulfasalazine is usually taken with food to minimize gastrointestinal side effects. Option C is incorrect as a sore throat is not a common reason to stop the medication. Option D is not directly related to the side effects of Sulfasalazine.
3. A client has a new prescription for Digoxin. Which of the following instructions should the nurse include?
- A. Take the medication with food.
- B. Monitor your pulse before taking the medication.
- C. Expect to have an increased appetite.
- D. Discontinue the medication if you feel nauseated.
Correct answer: B
Rationale: When educating a client about Digoxin, it is crucial to instruct them to monitor their pulse before taking the medication. Digoxin can lead to bradycardia, so monitoring the pulse is essential to ensure it is not below 60 beats per minute before taking each dose. If the pulse is low, the client should hold the dose and seek guidance from their healthcare provider. Choices A, C, and D are incorrect. Taking Digoxin with food may affect its absorption, Digoxin is not known to increase appetite, and feeling nauseated does not necessarily indicate the need to discontinue the medication.
4. A client with cancer is prescribed methotrexate. Which supplement should the healthcare provider recommend to reduce the risk of methotrexate toxicity?
- A. Folic acid
- B. Magnesium
- C. Vitamin D
- D. Iron
Correct answer: A
Rationale: The correct answer is folic acid. Methotrexate is a folic acid antagonist, and supplementing with folic acid can help reduce the risk of methotrexate toxicity. Folic acid supplementation is commonly recommended to counteract the effects of methotrexate on folate metabolism. Magnesium, Vitamin D, and Iron are not specifically indicated to reduce the risk of methotrexate toxicity and therefore are incorrect choices in this scenario.
5. When does regular insulin typically peak?
- A. 30 minutes to 2 ½ 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 ½ 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.
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