Neuro-pharmacology · USMLE Step 1

A patient with Alzheimer disease is started on donepezil. What is its mechanism?

  1. Glutamate receptor antagonist
  2. Dopamine reuptake inhibitor
  3. Acetylcholinesterase inhibitor
  4. Tau protein stabilizer
Show answer and explanation

Correct answer: Acetylcholinesterase inhibitor

Donepezil increases acetylcholine levels by inhibiting its breakdown, improving cognitive symptoms.

Difficulty: Medium Question 9 of 20

Practice all 20 Neuro-pharmacology questions

Keep practicing

More Neuro-pharmacology questions