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
[{'content': 'A patient of Parkinsonism developed this condition after treatment. Which of the following drugs is likely to cause this adverse effect? \nSelect and explain. \nA. Levo-dopa, B. Amantadine, C. Selegiline, D. Pramipexole', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (B) AmantadineThe figure shows the livedo reticularis, a type of skin pigmentation in the form of mesh (reticular). It is characteristic adverse effect of amantadine', 'role': 'assistant'}]