NAPLEX Practice Exam Questions
Which of the following is true regarding niacin formulations?
Answer
A
Niaspan is controlled-release niacin; it causes less flushing but more hepatotoxicity.
B
Niaspan is extended-release niacin; it causes less flushing and less hepatotoxicity.
C
Slo-Niacin is sustained-release niacin; it causes less hepatotoxicity but is the most expensive agent.
D
Slo-Niacin is interchangeable with other niacin formulations.
E
Niacin decreases both LDL and triglycerides and is one of the classes of drugs that does not cause
hepatotoxicity. - Answer-B
TR is beginning amiodarone therapy for new-onset atrial fibrillation. Which of the following statements
is correct?
,Past Medical History:
Heart failure
Myocardial infarctions X 2
Hypertension
Glaucoma
Benign prostatic hypertrophy
Medications:
Lisinopril 20 mg PO daily
Carvedilol 25 mg PO BID
Aspirin 81 mg PO daily
Lasix 40 mg PO daily
Digoxin 0.25 mg PO daily
Xalatan 1 drop QHS
Proscar 5 mg PO daily
Answer
A
Amiodarone is a p-glycoprotein inhibitor; the dose of digoxin should be decreased by up to 50%.
B
Amiodarone is a p-glycoprotein inducer; the dose of digoxin should be decreased by 25%.
C
Amiodarone is a CYP 3A4 inhibitor; the dose of digoxin should be increased by up to 50%.
D
, Amiodarone should not be used in patients with heart failure.
E
Amiodarone is contraindicated in patients receiving digoxin. - Answer-A
Medical Plaza Pharmacy frequently prepares Magic Mouthwash, a mucosal liquid for chemotherapy
patients with mucositis. Based on the master formula record and prescription information below, what
would be the appropriate beyond-use-date for this compounded product?
Magic Mouthwash Mucosal Liquid
Viscous lidocaine 2% 80 mL
Mylanta 80 mL
Diphenhydramine 12.5 mg/5 mL 80 mL
Nystatin suspension 80 mL
Prednisolone 15 mg/5 mL 80 mL
Distilled water 80 mL
Storage: store at room temperature.
Instructions: Swish, gargle and spit 5 - 10 mL Q6H PRN. Do not swallow.
Answer
A
7 days
B
14 days
C
Which of the following is true regarding niacin formulations?
Answer
A
Niaspan is controlled-release niacin; it causes less flushing but more hepatotoxicity.
B
Niaspan is extended-release niacin; it causes less flushing and less hepatotoxicity.
C
Slo-Niacin is sustained-release niacin; it causes less hepatotoxicity but is the most expensive agent.
D
Slo-Niacin is interchangeable with other niacin formulations.
E
Niacin decreases both LDL and triglycerides and is one of the classes of drugs that does not cause
hepatotoxicity. - Answer-B
TR is beginning amiodarone therapy for new-onset atrial fibrillation. Which of the following statements
is correct?
,Past Medical History:
Heart failure
Myocardial infarctions X 2
Hypertension
Glaucoma
Benign prostatic hypertrophy
Medications:
Lisinopril 20 mg PO daily
Carvedilol 25 mg PO BID
Aspirin 81 mg PO daily
Lasix 40 mg PO daily
Digoxin 0.25 mg PO daily
Xalatan 1 drop QHS
Proscar 5 mg PO daily
Answer
A
Amiodarone is a p-glycoprotein inhibitor; the dose of digoxin should be decreased by up to 50%.
B
Amiodarone is a p-glycoprotein inducer; the dose of digoxin should be decreased by 25%.
C
Amiodarone is a CYP 3A4 inhibitor; the dose of digoxin should be increased by up to 50%.
D
, Amiodarone should not be used in patients with heart failure.
E
Amiodarone is contraindicated in patients receiving digoxin. - Answer-A
Medical Plaza Pharmacy frequently prepares Magic Mouthwash, a mucosal liquid for chemotherapy
patients with mucositis. Based on the master formula record and prescription information below, what
would be the appropriate beyond-use-date for this compounded product?
Magic Mouthwash Mucosal Liquid
Viscous lidocaine 2% 80 mL
Mylanta 80 mL
Diphenhydramine 12.5 mg/5 mL 80 mL
Nystatin suspension 80 mL
Prednisolone 15 mg/5 mL 80 mL
Distilled water 80 mL
Storage: store at room temperature.
Instructions: Swish, gargle and spit 5 - 10 mL Q6H PRN. Do not swallow.
Answer
A
7 days
B
14 days
C
