Naplex Prep & Practice| Questions and
Answers| 100% Correct|Certified 2025-
2026
What is the primary mechanism of action of ACE inhibitors?
A. Inhibit aldosterone secretion
B. Block calcium channels
C. Inhibit the conversion of angiotensin I to angiotensin II
D. Increase nitric oxide levels
Which of the following medications is contraindicated in pregnancy?
A. Labetalol
B. Metoprolol
C. Warfarin
D. Amlodipine
What is the primary indication for the use of amiodarone?
A. Hypertension
B. Ventricular arrhythmias
C. Hyperlipidemia
D. Heart failure
1
,Which of the following lab tests should be monitored regularly in patients taking lithium?
A. Complete blood count
B. Liver function tests
C. Thyroid function tests
D. Serum creatinine and lithium levels
What is the most appropriate starting dose of lisinopril for an adult patient with hypertension?
A. 2.5 mg
B. 5 mg
C. 10 mg
D. 20 mg
Which of the following is a common side effect of statins?
A. Weight gain
B. Muscle pain
C. Insomnia
D. Blurred vision
What is the preferred route of administration for epinephrine in anaphylaxis?
A. Oral
B. Subcutaneous
C. Intravenous
D. Intramuscular
2
,Which of the following antibiotics is associated with a risk of tendon rupture?
A. Amoxicillin
B. Ciprofloxacin
C. Azithromycin
D. Doxycycline
What is the primary action of diuretics?
A. Increase blood volume
B. Increase sodium retention
C. Increase urine output
D. Decrease renal blood flow
Which of the following medications is a selective serotonin reuptake inhibitor (SSRI)?
A. Venlafaxine
B. Fluoxetine
C. Bupropion
D. Mirtazapine
What is the mechanism of action of warfarin?
A. Inhibits thrombin
B. Inhibits vitamin K epoxide reductase
C. Activates antithrombin III
3
, D. Inhibits platelet aggregation
What is the recommended duration of therapy with antibiotics for uncomplicated cystitis?
A. 3 days
B. 5 days
C. 7 days
D. 10 days
Which of the following is a potential adverse effect of corticosteroids?
A. Hypertension
B. Hypoglycemia
C. Osteoporosis
D. Bradycardia
Which of the following medications is used for opioid overdose?
A. Naloxone
B. Naltrexone
C. Acetylcysteine
D. Flumazenil
What is the purpose of the Beers Criteria?
A. Guidelines for drug interactions
B. Guidelines for medication dosing
4
Answers| 100% Correct|Certified 2025-
2026
What is the primary mechanism of action of ACE inhibitors?
A. Inhibit aldosterone secretion
B. Block calcium channels
C. Inhibit the conversion of angiotensin I to angiotensin II
D. Increase nitric oxide levels
Which of the following medications is contraindicated in pregnancy?
A. Labetalol
B. Metoprolol
C. Warfarin
D. Amlodipine
What is the primary indication for the use of amiodarone?
A. Hypertension
B. Ventricular arrhythmias
C. Hyperlipidemia
D. Heart failure
1
,Which of the following lab tests should be monitored regularly in patients taking lithium?
A. Complete blood count
B. Liver function tests
C. Thyroid function tests
D. Serum creatinine and lithium levels
What is the most appropriate starting dose of lisinopril for an adult patient with hypertension?
A. 2.5 mg
B. 5 mg
C. 10 mg
D. 20 mg
Which of the following is a common side effect of statins?
A. Weight gain
B. Muscle pain
C. Insomnia
D. Blurred vision
What is the preferred route of administration for epinephrine in anaphylaxis?
A. Oral
B. Subcutaneous
C. Intravenous
D. Intramuscular
2
,Which of the following antibiotics is associated with a risk of tendon rupture?
A. Amoxicillin
B. Ciprofloxacin
C. Azithromycin
D. Doxycycline
What is the primary action of diuretics?
A. Increase blood volume
B. Increase sodium retention
C. Increase urine output
D. Decrease renal blood flow
Which of the following medications is a selective serotonin reuptake inhibitor (SSRI)?
A. Venlafaxine
B. Fluoxetine
C. Bupropion
D. Mirtazapine
What is the mechanism of action of warfarin?
A. Inhibits thrombin
B. Inhibits vitamin K epoxide reductase
C. Activates antithrombin III
3
, D. Inhibits platelet aggregation
What is the recommended duration of therapy with antibiotics for uncomplicated cystitis?
A. 3 days
B. 5 days
C. 7 days
D. 10 days
Which of the following is a potential adverse effect of corticosteroids?
A. Hypertension
B. Hypoglycemia
C. Osteoporosis
D. Bradycardia
Which of the following medications is used for opioid overdose?
A. Naloxone
B. Naltrexone
C. Acetylcysteine
D. Flumazenil
What is the purpose of the Beers Criteria?
A. Guidelines for drug interactions
B. Guidelines for medication dosing
4
