This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Pharmacology
Which of the following is true statement for pramipexole: 
Select and explain. 
A. Act on dopamine receptors, B. First line treatment for parkinsonism, C. Not an ergot alkaloid, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. D. All of the abovePramipexole and ropinirole are dopamine agonist. They non-ergot derivatives which are used as first line treatment in parkinsonism. It is also used in restless leg syndrome.