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: Microbiology
[{'content': 'The following drug is used for the treatment of type II lepra reaction, except - \nSelect and explain. \nA. Chloroquine, B. Thalidomide, C. Cyclosporine, D. Corticosteroid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]