This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'All of the following drugs can cause hirsutism except : \nSelect and explain. \nA. Phenytoin, B. Flutamide, C. Norethindrone, D. Danazol', 'role': 'user'}, {'content': "Answer: B \nExplanation: 'Flutamide is an anti-androgen and is used for the treatment of hirsutism'", 'role': 'assistant'}]