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: Dental
Thalidomide is drug of choice for ............. , if two courses of glucocorticoids fail. 
Select and explain. 
A. Lepra I reaction, B. Lepra II reaction, C. Both Lepra I & II reactions, D. Nerve abscess
B: Lepra II reaction
Answer: B: Lepra II reaction 
Explanation: Thalidomide is the DOC for Type II reaction, if 2 courses of glucocorticoids fail.