1. 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.
2. A client uses sublingual nitroglycerin. Which instruction is
correct?
A. Swallow the pill with water
B. Take up to 3 doses, 5 minutes apart
C. Store it in a warm area
D. Use it once weekly
Answer: B
Rationale: For chest pain, take 1 tablet every 5 minutes, up to 3
doses, and call 911 if no relief after the first.
3. What should the nurse include when teaching a client taking
ferrous sulfate?
A. Take with milk
B. Take with food if GI upset occurs
C. Expect pale stools
D. Avoid vitamin C
,Answer: B
Rationale: Iron can upset the stomach. If so, take with food (but
not dairy). Vitamin C increases absorption.
4. A client with myasthenia gravis is prescribed neostigmine.
Which finding indicates underdosing?
A. Bradycardia
B. Muscle weakness
C. Diarrhea
D. Excessive salivation
Answer: B
Rationale: Muscle weakness could indicate myasthenic crisis,
requiring dosage adjustment.
5. A nurse is teaching a client how to apply clotrimazole vaginal
cream. What instruction is correct?
A. Use during menstruation
B. Stop once symptoms go away
C. Use applicator at bedtime
D. Use with a tampon
Answer: C
Rationale: For maximum effect, apply at bedtime using the
applicator. Avoid tampons during treatment.
6. A client taking phenytoin shows swollen, bleeding gums. What
should the nurse recommend?
A. Discontinue the drug
B. Increase fluid intake
, C. Practice good oral hygiene
D. Reduce dietary sugar
Answer: C
Rationale: Gingival hyperplasia is a known side effect. Encourage
oral care, not discontinuation.
7. A client is prescribed loperamide. Which condition is a
contraindication?
A. IBS
B. Infectious diarrhea
C. Traveler’s diarrhea
D. Post-antibiotic diarrhea
Answer: B
Rationale: Do not use antidiarrheals in infectious diarrhea, as it
may retain toxins in the bowel.
8. A nurse is administering digoxin to a client. Which finding
requires immediate action?
A. HR 62 bpm
B. Blurred vision with yellow halos
C. BP 140/88 mmHg
D. Urine output 400 mL in 8 hours
Answer: B
Rationale: Visual disturbances and halos are signs of digoxin
toxicity, especially when paired with bradycardia.
9. A client is started on lorazepam for anxiety. Which teaching
point is essential?
likely?
A. Hypertension
B. Drowsiness
C. Diarrhea
D. Insomnia
Answer: B
Rationale: First-generation antihistamines like diphenhydramine
cause sedation and drowsiness.
2. A client uses sublingual nitroglycerin. Which instruction is
correct?
A. Swallow the pill with water
B. Take up to 3 doses, 5 minutes apart
C. Store it in a warm area
D. Use it once weekly
Answer: B
Rationale: For chest pain, take 1 tablet every 5 minutes, up to 3
doses, and call 911 if no relief after the first.
3. What should the nurse include when teaching a client taking
ferrous sulfate?
A. Take with milk
B. Take with food if GI upset occurs
C. Expect pale stools
D. Avoid vitamin C
,Answer: B
Rationale: Iron can upset the stomach. If so, take with food (but
not dairy). Vitamin C increases absorption.
4. A client with myasthenia gravis is prescribed neostigmine.
Which finding indicates underdosing?
A. Bradycardia
B. Muscle weakness
C. Diarrhea
D. Excessive salivation
Answer: B
Rationale: Muscle weakness could indicate myasthenic crisis,
requiring dosage adjustment.
5. A nurse is teaching a client how to apply clotrimazole vaginal
cream. What instruction is correct?
A. Use during menstruation
B. Stop once symptoms go away
C. Use applicator at bedtime
D. Use with a tampon
Answer: C
Rationale: For maximum effect, apply at bedtime using the
applicator. Avoid tampons during treatment.
6. A client taking phenytoin shows swollen, bleeding gums. What
should the nurse recommend?
A. Discontinue the drug
B. Increase fluid intake
, C. Practice good oral hygiene
D. Reduce dietary sugar
Answer: C
Rationale: Gingival hyperplasia is a known side effect. Encourage
oral care, not discontinuation.
7. A client is prescribed loperamide. Which condition is a
contraindication?
A. IBS
B. Infectious diarrhea
C. Traveler’s diarrhea
D. Post-antibiotic diarrhea
Answer: B
Rationale: Do not use antidiarrheals in infectious diarrhea, as it
may retain toxins in the bowel.
8. A nurse is administering digoxin to a client. Which finding
requires immediate action?
A. HR 62 bpm
B. Blurred vision with yellow halos
C. BP 140/88 mmHg
D. Urine output 400 mL in 8 hours
Answer: B
Rationale: Visual disturbances and halos are signs of digoxin
toxicity, especially when paired with bradycardia.
9. A client is started on lorazepam for anxiety. Which teaching
point is essential?
