Family Practice Exam Family Practice Exam Pharmacology and Prescribing

Question 1

A patient stabilized on warfarin is started on fluconazole for a fungal infection. What effect will this have on the INR?

Accepted Answer

Increase INR

Answer

Decrease INR

Answer

No effect on INR

Answer

Unpredictably alter INR

Question 2

Which antibiotic class should be avoided in children under 8 years old due to risk of permanent dental staining?

Accepted Answer

Tetracyclines

Answer

Penicillins

Answer

Macrolides

Answer

Cephalosporins

Question 3

A patient on an SSRI for depression reports easy bruising. What is the most likely pharmacologic mechanism?

Accepted Answer

Platelet dysfunction

Answer

Thrombocytopenia

Answer

Vitamin K deficiency

Answer

Coagulation factor deficiency

Question 4

Which mood stabilizer requires regular serum level monitoring due to its narrow therapeutic index?

Accepted Answer

Lithium carbonate

Answer

Sertraline

Answer

Valproic acid

Answer

Bupropion

Question 5

What is the primary mechanism of action of metformin in type 2 diabetes?

Accepted Answer

Decreases hepatic glucose production

Answer

Increases pancreatic insulin secretion

Answer

Blocks intestinal glucose absorption

Answer

Increases renal glucose excretion

Question 6

A patient taking a MAO inhibitor for depression is prescribed tramadol for pain. What is the most serious risk?

Accepted Answer

Serotonin syndrome

Answer

Acetaminophen hepatotoxicity

Answer

Hypertensive urgency

Answer

QT prolongation