1. A client with herpes simplex is prescribed acyclovir.
What is the
most important teaching?
A. "Take on an empty stomach."
B. "Drink plenty of fluids."
C. "Discontinue when symptoms improve."
D. "Expect yellowing of the eyes."
Answer: B
Rationale: Acyclovir can cause nephrotoxicity. Hydration is
essential to reduce the risk.
2. 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.
3. 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.
4. A nurse is reviewing a client’s chart who is prescribed
gentamicin. Which finding should concern the nurse most?
A. Tinnitus
B. WBC 10,000
C. Urine output 50 mL/hr
D. Temperature 100.2°F
Answer: A
Rationale: Tinnitus is a sign of ototoxicity, a serious adverse
effect
of gentamicin.
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 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 nurse teaches a client taking cyclobenzaprine. Which
statement indicates understanding?
A. “I will take this long-term.”
B. “I can drink alcohol in moderation.”
C. “I should avoid driving until I know how it affects me.”
D. “It will help my heart condition.”
Answer: C
Rationale: Cyclobenzaprine causes drowsiness. Clients
should
avoid driving or alcohol initially.
8. A client asks about insulin glargine (Lantus). What is the
correct response?
A. “It works immediately.”
B. “It peaks in 4 hours.”
C. “It has no peak and lasts 24 hours.”
D. “It must be mixed with regular insulin.”
Answer: C
Rationale: Glargine is a long-acting insulin with no
pronounced
peak, providing steady glucose control.
9. A child prescribed methylphenidate for ADHD should be
monitored for which effect?
A. Drowsiness
B. Increased appetite
C. Weight loss and insomnia
D. Bradycardia
Answer: C
Rationale: Stimulants like methylphenidate commonly cause
What is the
most important teaching?
A. "Take on an empty stomach."
B. "Drink plenty of fluids."
C. "Discontinue when symptoms improve."
D. "Expect yellowing of the eyes."
Answer: B
Rationale: Acyclovir can cause nephrotoxicity. Hydration is
essential to reduce the risk.
2. 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.
3. 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.
4. A nurse is reviewing a client’s chart who is prescribed
gentamicin. Which finding should concern the nurse most?
A. Tinnitus
B. WBC 10,000
C. Urine output 50 mL/hr
D. Temperature 100.2°F
Answer: A
Rationale: Tinnitus is a sign of ototoxicity, a serious adverse
effect
of gentamicin.
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 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 nurse teaches a client taking cyclobenzaprine. Which
statement indicates understanding?
A. “I will take this long-term.”
B. “I can drink alcohol in moderation.”
C. “I should avoid driving until I know how it affects me.”
D. “It will help my heart condition.”
Answer: C
Rationale: Cyclobenzaprine causes drowsiness. Clients
should
avoid driving or alcohol initially.
8. A client asks about insulin glargine (Lantus). What is the
correct response?
A. “It works immediately.”
B. “It peaks in 4 hours.”
C. “It has no peak and lasts 24 hours.”
D. “It must be mixed with regular insulin.”
Answer: C
Rationale: Glargine is a long-acting insulin with no
pronounced
peak, providing steady glucose control.
9. A child prescribed methylphenidate for ADHD should be
monitored for which effect?
A. Drowsiness
B. Increased appetite
C. Weight loss and insomnia
D. Bradycardia
Answer: C
Rationale: Stimulants like methylphenidate commonly cause
