1. A client is started on lorazepam for anxiety. Which teaching
point is essential?
A. “Avoid grapefruit juice.”
B. “Take with NSAIDs.”
C. “Do not stop abruptly.”
D. “It may take weeks to work.”
Answer: C
Rationale: Benzodiazepines must be tapered to prevent
withdrawal symptoms and seizures.
2. A client taking furosemide reports muscle cramps. Which lab
value correlates with this symptom?
A. Sodium 142
B. Potassium 2.9
C. Chloride 101
D. Magnesium 2.0
Answer: B
Rationale: Furosemide can cause hypokalemia, which leads to
muscle cramps. Normal potassium: 3.5–5.0.
3. A nurse monitors a client taking lamotrigine. What adverse
effect should prompt discontinuation?
A. Rash
B. Constipation
C. Nausea
D. Drowsiness
Answer: A
Rationale: Lamotrigine can cause a life-threatening rash (e.g.,
Stevens-Johnson syndrome). Report immediately.
4. A client taking omeprazole asks why it is prescribed. Which
,response is correct?
A. "It coats the lining of the stomach."
B. "It neutralizes gastric acid."
C. "It blocks acid production."
D. "It stimulates protective mucus production."
Answer: C
Rationale: Omeprazole is a proton pump inhibitor (PPI) that
blocks gastric acid secretion.
5. A client is taking diphenhydramine. Which side effect is most
likely?
A. Hypertension
B. Drowsiness
C. Diarrhea
D. Insomnia
Answer: B
Rationale: First-generation antihistamines like diphenhydramine
cause sedation and drowsiness.
6. A client on sildenafil experiences chest pain during
intercourse. What is the nurse’s next action?
A. Administer nitroglycerin
B. Encourage rest and fluids
C. Call emergency services
D. Administer aspirin
Answer: C
Rationale: Sildenafil + nitrates can cause life-threatening
hypotension. Do not give nitro—call 911.
7. Which statement indicates proper understanding of
enoxaparin (Lovenox) administration?
A. “I will inject it into my thigh muscle.”
B. “I will rub the site after injection.”
, C. “I will inject it into my belly fat.”
D. “I must monitor my INR daily.”
Answer: C
Rationale: Enoxaparin is given subcutaneously, preferably in the
abdomen, and INR monitoring is not required.
8. A client prescribed clopidogrel should avoid which over-the
counter medication?
A. Acetaminophen
B. Ibuprofen
C. Famotidine
D. Guaifenesin
Answer: B
Rationale: NSAIDs like ibuprofen increase bleeding risk when
combined with antiplatelet agents like clopidogrel.
9. A client taking isoniazid (INH) for tuberculosis develops
numbness and tingling in their hands and feet. What should the
nurse anticipate?
A. The need for increased calcium
B. Administration of pyridoxine (vitamin B6)
C. Discontinuation of therapy
D. Addition of prednisone
Answer: B
Rationale: Isoniazid can cause peripheral neuropathy, often
prevented or treated with vitamin B6.
10. A client with hypothyroidism takes levothyroxine. Which
statement indicates effective therapy?
A. “I feel cold all the time.”
B. “My heart rate is slower than usual.”
C. “I have more energy now.”
D. “I’m gaining weight quickly.”
point is essential?
A. “Avoid grapefruit juice.”
B. “Take with NSAIDs.”
C. “Do not stop abruptly.”
D. “It may take weeks to work.”
Answer: C
Rationale: Benzodiazepines must be tapered to prevent
withdrawal symptoms and seizures.
2. A client taking furosemide reports muscle cramps. Which lab
value correlates with this symptom?
A. Sodium 142
B. Potassium 2.9
C. Chloride 101
D. Magnesium 2.0
Answer: B
Rationale: Furosemide can cause hypokalemia, which leads to
muscle cramps. Normal potassium: 3.5–5.0.
3. A nurse monitors a client taking lamotrigine. What adverse
effect should prompt discontinuation?
A. Rash
B. Constipation
C. Nausea
D. Drowsiness
Answer: A
Rationale: Lamotrigine can cause a life-threatening rash (e.g.,
Stevens-Johnson syndrome). Report immediately.
4. A client taking omeprazole asks why it is prescribed. Which
,response is correct?
A. "It coats the lining of the stomach."
B. "It neutralizes gastric acid."
C. "It blocks acid production."
D. "It stimulates protective mucus production."
Answer: C
Rationale: Omeprazole is a proton pump inhibitor (PPI) that
blocks gastric acid secretion.
5. A client is taking diphenhydramine. Which side effect is most
likely?
A. Hypertension
B. Drowsiness
C. Diarrhea
D. Insomnia
Answer: B
Rationale: First-generation antihistamines like diphenhydramine
cause sedation and drowsiness.
6. A client on sildenafil experiences chest pain during
intercourse. What is the nurse’s next action?
A. Administer nitroglycerin
B. Encourage rest and fluids
C. Call emergency services
D. Administer aspirin
Answer: C
Rationale: Sildenafil + nitrates can cause life-threatening
hypotension. Do not give nitro—call 911.
7. Which statement indicates proper understanding of
enoxaparin (Lovenox) administration?
A. “I will inject it into my thigh muscle.”
B. “I will rub the site after injection.”
, C. “I will inject it into my belly fat.”
D. “I must monitor my INR daily.”
Answer: C
Rationale: Enoxaparin is given subcutaneously, preferably in the
abdomen, and INR monitoring is not required.
8. A client prescribed clopidogrel should avoid which over-the
counter medication?
A. Acetaminophen
B. Ibuprofen
C. Famotidine
D. Guaifenesin
Answer: B
Rationale: NSAIDs like ibuprofen increase bleeding risk when
combined with antiplatelet agents like clopidogrel.
9. A client taking isoniazid (INH) for tuberculosis develops
numbness and tingling in their hands and feet. What should the
nurse anticipate?
A. The need for increased calcium
B. Administration of pyridoxine (vitamin B6)
C. Discontinuation of therapy
D. Addition of prednisone
Answer: B
Rationale: Isoniazid can cause peripheral neuropathy, often
prevented or treated with vitamin B6.
10. A client with hypothyroidism takes levothyroxine. Which
statement indicates effective therapy?
A. “I feel cold all the time.”
B. “My heart rate is slower than usual.”
C. “I have more energy now.”
D. “I’m gaining weight quickly.”
