NCLEX-PN
Pharmacology Questions NCLEX Questions
Extract:
Question 1 of 5
The nurse is caring for a 10 year-old client who will be placed on heparin therapy. Which assessment is critical for the nurse to make before initiating therapy?
Correct Answer: B
Rationale: Weight. Check the client's weight because dosage is calculated on the basis of weight.
Question 2 of 5
The 38-year-old client with chronic asthma is prescribed a leukotriene receptor antagonist. Which is the scientific rationale for administering this medication?
Correct Answer: A
Rationale: Leukotriene receptor antagonists (e.g., montelukast) are prophylactic, reducing inflammation to control asthma. They don’t cure, stabilize mast cells, or directly dilate bronchioles.
Question 3 of 5
You are caring for a hypertensive client with a new order for captopril (Capoten). Which information should the nurse include in client teaching?
Correct Answer: C
Rationale: Avoid the use of salt substitutes. Captopril can cause an accumulation of potassium or hyperkalemia. Clients should avoid the use of salt substitutes, which are generally potassium-based.
Question 4 of 5
A woman who is taking cortisone for an acute exacerbation of rheumatoid arthritis is upset about the fat face she has developed. She says to the nurse, 'I'm going to quit taking that cortisone.' The nurse's response should be based on which understanding?
Correct Answer: D
Rationale: Abrupt discontinuation of cortisone can cause adrenal insufficiency; tapering is required to prevent complications.
Question 5 of 5
The nurse is administering the following 1800 medications. Which medication should the nurse question before administering?
Correct Answer: C
Rationale: Metformin must be held before contrast dye due to lactic acidosis risk if renal function is impaired; other medications are appropriate.