Dental Dental Pharmacology

Question 1

Which local anesthetic is most commonly used in US dental offices for routine procedures?

Accepted Answer

Lidocaine (lignocaine)

Answer

Bupivacaine

Answer

Prilocaine

Answer

Articaine

Question 2

What is the role of epinephrine (vasoconstrictor) when added to dental local anesthetic?

Accepted Answer

Prolongs duration and reduces systemic absorption

Answer

Increases the speed of onset

Answer

Decreases the pH of the solution

Answer

Acts as a bacteriostatic agent

Question 3

Which analgesic is considered first-line for mild to moderate dental pain in adults without contraindications?

Accepted Answer

Ibuprofen (NSAID)

Answer

Codeine

Answer

Tramadol

Answer

Oxycodone

Question 4

Penicillin VK is the drug of choice for treating a dental abscess in a patient with no drug allergies. What is the typical adult dosage?

Accepted Answer

250–500 mg every 6 hours

Answer

125 mg every 12 hours

Answer

875 mg every 12 hours

Answer

500 mg once daily

Question 5

Which antibiotic is the preferred alternative for a patient with a penicillin allergy who requires antibiotic coverage for a dental infection?

Accepted Answer

Clindamycin

Answer

Amoxicillin

Answer

Tetracycline

Answer

Vancomycin

Question 6

What is the maximum recommended dose of acetaminophen per day for a healthy adult patient taking it for dental pain?

Accepted Answer

4,000 mg/day

Answer

2,000 mg/day

Answer

3,000 mg/day

Answer

6,000 mg/day