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
Which of the following is a bactericidal drug against Mycobacterium leprae? 
Select and explain. 
A. Erythromycin, B. Ofloxacin, C. Cotrimoxazole, D. Amoxicillin
B: Ofloxacin
Answer: B: Ofloxacin 
Explanation: Answer- B. OfloxacinOfloxacin Over 99.9% bacilli were found to be killed by 22 daily doses of ofloxacin monotherapy