NCLEX-PN
NCLEX Pharmacology Questions Questions
Extract:
Question 1 of 5
The client is receiving a continuous heparin drip, 20,000 units/500 mL D5W, at 23 mL/min. How many units of heparin is the client receiving an hour?
Correct Answer: 55200
Rationale: Concentration: 20,000 units / 500 mL = 40 units/mL. Rate: 23 mL/min x 60 min/hr = 1,380 mL/hr. Dose: 1,380 mL/hr x 40 units/mL = 55,200 units/hr.
Question 2 of 5
The elderly male client is admitted for acute severe diverticulitis. He has been taking Xanax, a benzodiazepine, for nervousness three (3) to four (4) times a day prn for six (6) years. Which intervention should the nurse implement first?
Correct Answer: D
Rationale: Long-term Xanax use risks dependence; assessing withdrawal (e.g., agitation, seizures) is the priority during acute illness to guide safe management.
Question 3 of 5
A client is receiving erythromycin 500 mg IV every 6 hours to treat a pneumonia. Which of the following is the most common side effect of the medication?
Correct Answer: B
Rationale: Nausea and vomiting. Nausea is a common side-effect of erythromycin in both oral and intravenous forms.
Question 4 of 5
The provider has ordered daily high doses of aspirin for a client with rheumatoid arthritis. The nurse instructs the client to discontinue the medication and contact the provider if which of the following symptoms occur?
Correct Answer: D
Rationale: Ringing in the ears. Aspirin stimulates the central nervous system which may result in ringing in the ears.
Question 5 of 5
The nurse is to administer an IM injection to a 6-month-old child. What is the most appropriate site to use?
Correct Answer: A
Rationale: Infants and small children do not have enough muscle in the gluteal area to use that site. The vastus lateralis is the appropriate site. The iliac crest is a site used for SC injections, not IM.