KROK 1 2013 – Question 110 · KROK (Medicine) · Pharmacology
A 66-year-old patient with Parkinson’s disease shows an improvement in locomotor activity after prolonged use of a certain drug which is converted to dopamine by the decarboxylation. What drug has the patient taken?
- A. Chlorpromazine
- B. Droperidol
- C. Levodopa
- D. Naloxone
- E. Celecoxib
Hint
Dopamine itself cannot cross the blood-brain barrier, so ask what kind of substance could reach the striatum and be converted there by the enzymatic step named in the stem.
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