This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
[{'content': 'Which fluoroquinolone is highly active against Mycobacterium leprae and is being used in alternative multidrug therapy regiments: \nSelect and explain. \nA. Norfloxacin, B. Ofloxacin, C. Ciprofloxacin, D. Lomefloxacin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Ref: KDT 6/e p756) R:Rifampicin O:Ofloxacin M:Minocycline Nowdays, even single lesion leprosy is treated as paucibacillary leprosy', 'role': 'assistant'}]