NURSING PHARMACOLOGY (NUR 2474)
COMPREHENSIVE EXAM (LATEST 2026/
2027 UPDATE) QUESTIONS AND 100%
CORRECT VERIFIED ANSWERS| GRADE
A+
1. A patient has been prescribed a drug with a very narrow therapeutic index. Which nursing
action is most critical for safety?
A. Administering the drug with a full glass of water
B. Teaching the patient to double the dose if one is missed
C. Encouraging the patient to take the drug with food
D. Monitoring serum drug levels frequently
Answer: D
Conceptual Explanation: A narrow therapeutic index means the difference between a
therapeutic dose and a toxic dose is small, requiring precise monitoring of blood levels.
,2. A client is receiving Digoxin 0.25 mg daily. The nurse should withhold the medication and
notify the provider if the patient displays which symptom?
A. Increased appetite
B. Yellow-green halos around lights
C. Heart rate of 88 beats per minute
D. Occasional dry cough
Answer: B
Conceptual Explanation: Visual disturbances, such as yellow-green halos, are a classic
sign of digoxin toxicity and require immediate intervention.
3. A patient is starting Lisinopril for hypertension. Which electrolyte imbalance is the patient
at greatest risk for developing?
A. Hypokalemia
B. Hyponatremia
C. Hyperkalemia
D. Hypocalcemia
Answer: C
Conceptual Explanation: ACE inhibitors like Lisinopril can cause potassium retention,
leading to hyperkalemia, especially in patients with renal impairment.
, 4. The nurse is preparing to administer Heparin subcutaneously. Which of the following is an
appropriate nursing action?
A. Using a 25-gauge needle and avoiding the 2-inch radius around the umbilicus
B. Massaging the site after injection to increase absorption
C. Aspirating for blood return before injecting
D. Checking the INR level before administration
Answer: A
Conceptual Explanation: Subcutaneous heparin should be injected into the abdomen,
avoiding the umbilical area, without aspiration or massage to prevent hematoma.
5. A patient on Warfarin has an INR of 5.5 and is experiencing epistaxis. Which medication
does the nurse anticipate administering?
A. Protamine sulfate
B. Vitamin K
C. Enoxaparin
D. Aspirin
Answer: B
Conceptual Explanation: Vitamin K is the specific antagonist for Warfarin when the INR is
excessively high and bleeding occurs.
COMPREHENSIVE EXAM (LATEST 2026/
2027 UPDATE) QUESTIONS AND 100%
CORRECT VERIFIED ANSWERS| GRADE
A+
1. A patient has been prescribed a drug with a very narrow therapeutic index. Which nursing
action is most critical for safety?
A. Administering the drug with a full glass of water
B. Teaching the patient to double the dose if one is missed
C. Encouraging the patient to take the drug with food
D. Monitoring serum drug levels frequently
Answer: D
Conceptual Explanation: A narrow therapeutic index means the difference between a
therapeutic dose and a toxic dose is small, requiring precise monitoring of blood levels.
,2. A client is receiving Digoxin 0.25 mg daily. The nurse should withhold the medication and
notify the provider if the patient displays which symptom?
A. Increased appetite
B. Yellow-green halos around lights
C. Heart rate of 88 beats per minute
D. Occasional dry cough
Answer: B
Conceptual Explanation: Visual disturbances, such as yellow-green halos, are a classic
sign of digoxin toxicity and require immediate intervention.
3. A patient is starting Lisinopril for hypertension. Which electrolyte imbalance is the patient
at greatest risk for developing?
A. Hypokalemia
B. Hyponatremia
C. Hyperkalemia
D. Hypocalcemia
Answer: C
Conceptual Explanation: ACE inhibitors like Lisinopril can cause potassium retention,
leading to hyperkalemia, especially in patients with renal impairment.
, 4. The nurse is preparing to administer Heparin subcutaneously. Which of the following is an
appropriate nursing action?
A. Using a 25-gauge needle and avoiding the 2-inch radius around the umbilicus
B. Massaging the site after injection to increase absorption
C. Aspirating for blood return before injecting
D. Checking the INR level before administration
Answer: A
Conceptual Explanation: Subcutaneous heparin should be injected into the abdomen,
avoiding the umbilical area, without aspiration or massage to prevent hematoma.
5. A patient on Warfarin has an INR of 5.5 and is experiencing epistaxis. Which medication
does the nurse anticipate administering?
A. Protamine sulfate
B. Vitamin K
C. Enoxaparin
D. Aspirin
Answer: B
Conceptual Explanation: Vitamin K is the specific antagonist for Warfarin when the INR is
excessively high and bleeding occurs.
