1
RN Pharmacology Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is the primary reason a nurse should assess liver function before administering acetaminophen regularly?
a) To monitor kidney filtration
✔✔b) To prevent hepatotoxicity
c) To reduce the risk of nausea
d) To prevent respiratory depression
Why should a patient taking a loop diuretic like furosemide have their potassium levels monitored?✔✔a) To prevent hypokalemia
b) To prevent hyperglycemia
c) To increase sodium reabsorption
d) To reduce fluid overload
Which symptom should a nurse monitor in a patient starting digoxin? 1 / 4
2
a) Increased urination
✔✔b) Visual disturbances
c) Elevated blood pressure
d) Constipation
Why is it important to check apical pulse before administering digoxin?
a) To ensure correct oxygen saturation
b) To monitor for fluid retention
✔✔c) To prevent administering the drug during bradycardia
d) To check for tachypnea
A patient on warfarin asks about eating spinach. What is the nurse's best response?✔✔a) Spinach is high in vitamin K, which can reduce warfarin effectiveness
b) Spinach increases bleeding risk
c) Spinach helps warfarin work faster
d) Spinach is recommended for absorption
- / 4
3
Why is it necessary to avoid grapefruit juice while taking calcium channel blockers like nifedipine?
a) It reduces absorption
✔✔b) It can increase drug levels to toxic range
c) It lowers blood pressure too quickly
d) It interacts with potassium
What adverse effect is most associated with opioid medications like morphine?
a) Diarrhea
✔✔b) Respiratory depression
c) Increased appetite
d) Tachycardia
What time of day is best to administer statins such as atorvastatin?
a) In the morning
b) Midday
✔✔c) In the evening or at bedtime
d) Right after breakfast 3 / 4
4
Which medication is most commonly used as a reversal agent for opioid overdose?✔✔a) Naloxone
b) Flumazenil
c) Protamine sulfate
d) Vitamin K
Which side effect should be reported immediately in a patient taking lisinopril?
a) Fatigue
✔✔b) Swelling of the lips and tongue
c) Cough
d) Muscle cramps
Why should patients avoid alcohol when taking metronidazole?✔✔a) It can cause a disulfiram-like reaction
b) It neutralizes the antibiotic
c) It increases metabolism of the drug
d) It causes constipation
- / 4