ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Style Questions Questions
Question 1 of 5
A 21-year-old woman presents to her primary care physician complaining of “feeling sleepy all the time.†Physical exam is normal, but she has a history of hay fever since she was 14 years old. You discover that she is currently taking medicine for her allergy but cannot remember the name. She says it controls her hay fever symptoms well. You suspect that her medication is causing her to feel sleepy. Which of the following would be most likely to cause drowsiness?
Correct Answer: C
Rationale: Doxylamine, an antihistamine, is known to cause drowsiness due to its sedative effects on the central nervous system.
Question 2 of 5
Following is an amide-linked local anesthetic
Correct Answer: A
Rationale: Bupivacaine is an amide local anesthetic; procaine and tetracaine are esters.
Question 3 of 5
Which of the following statements is WRONG:
Correct Answer: C
Rationale: Carbimazole treats hyperthyroidism (choice A), Levothyroxine hypothyroidism (choice B), and Propylthiouracil is pregnancy-safe (choice D), all correct. Methimazole (choice C) isn't metabolized into carbimazole; carbimazole is a prodrug for methimazole, the active form, making this wrong. This clarifies thionamide metabolism, key for therapeutic accuracy.
Question 4 of 5
All of the following medications should be avoided in the third trimester of pregnancy, except
Correct Answer: A
Rationale: Acetaminophen is considered safe during pregnancy, while NSAIDs, warfarin, lithium, and aspirin pose risks in the third trimester.
Question 5 of 5
A physician has a choice in benzodiazepines to prescribe for patients. A particular patient (a 53-year-old man with anxiety) has a difficult time with compliance to medications. The physician is concerned about the patient going into withdrawal because of abrupt discontinuation of the antianxiety medication. Which of the following medications would have the least severe withdrawal reaction?
Correct Answer: A
Rationale: Diazepam has a long half-life, which reduces the risk of severe withdrawal symptoms compared to shorter-acting benzodiazepines like triazolam.