NCLEX-PN
NCLEX Pharmacology Questions Questions
Extract:
Question 1 of 5
The nurse in the physician's office is instructing an adult about taking penicillin V potassium (Pen-Vee-K) qid. When should the nurse tell him to take the medicine?
Correct Answer: C
Rationale: Penicillin V potassium should be taken on an empty stomach at six-hour intervals to optimize absorption.
Question 2 of 5
An adult client has pulmonary tuberculosis. He is receiving isoniazid (INH) 300 mg PO, ethambutol 1 g PO daily, and streptomycin 1 g IM three times a week. When he comes in for a checkup, he tells the nurse that he hates getting shots and his ears ring most of the time. What is the best interpretation for the nurse to make regarding the client's complaints?
Correct Answer: B
Rationale: Streptomycin is ototoxic, and ringing in the ears (tinnitus) is a sign of potential eighth cranial nerve damage, requiring evaluation.
Question 3 of 5
A toddler who has swallowed several adult aspirin is admitted to the emergency room. When admitted, the child is breathing but is difficult to arouse. What is the immediate priority of care?
Correct Answer: D
Rationale: Gastric lavage is the priority to remove aspirin from the stomach, preventing further absorption, given the child is breathing but unresponsive.
Question 4 of 5
An adult client is receiving lithium 600 mg PO tid for the treatment of bipolar disorder. The client should be taught that it is important to have adequate amounts of which substance?
Correct Answer: B
Rationale: Adequate sodium intake is crucial with lithium to prevent toxicity, as low sodium levels increase lithium retention.
Question 5 of 5
A 67-year-old client is to be discharged from the hospital. The client is taking digoxin and furosemide daily. Which instruction is most essential for the nurse to give this client?
Correct Answer: B
Rationale: Furosemide causes potassium loss; orange juice, bananas, and melons are potassium-rich, preventing hypokalemia.