ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Style Questions Questions
Question 1 of 5
A H1 receptor antagonist has limited beneficial effect in
Correct Answer: D
Rationale: H1 receptor antagonists have minimal impact in reversing extrapyramidal symptoms, which are best addressed by anticholinergics.
Question 2 of 5
Which of the following has minimal anti-inflammatory action?
Correct Answer: C
Rationale: Enalapril is an ACE inhibitor with no significant anti-inflammatory action.
Question 3 of 5
Which drug most likely enhanced the action of vecuronium in the 66-year-old woman undergoing emergency surgery following a car accident?
Correct Answer: B
Rationale: Darifenacin, a muscarinic receptor antagonist used for urinary tract infections, may enhance the action of vecuronium by reducing the risk of cholinergic side effects, such as bradycardia or bronchoconstriction, associated with muscle relaxants. Gentamicin, Timolol, Latanoprost, and Lovastatin are unlikely to have a significant impact on the action of vecuronium in this context.
Question 4 of 5
A 42-year-old man is diagnosed with diabetes mellitus. He has tried diet and exercise without success. A second-generation sulfonylurea agent is prescribed. Which of the following is the most likely side effect he will experience?
Correct Answer: A
Rationale: Second-generation sulfonylureas (e.g., glimepiride, choice A) cause hypoglycemia by stimulating insulin release, a common side effect. Lactic acidosis (choice B) is Metformin-related, myositis (choice C) and pruritus (choice D) aren't typical. Hypoglycemia requires monitoring.
Question 5 of 5
Reflex tachycardia, headache, and postural hypotension are adverse effects that limit the use of which of the following antihypertensive agents?
Correct Answer: A
Rationale: Hydralazine causes vasodilation, which can lead to reflex tachycardia, headache, and postural hypotension.