This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy: General Principles, Subject name: Pharmacology
[{'content': 'Doxycycline is used in the treatment of following diseases except: \nSelect and explain. \nA. Leptospirosis, B. Q fever, C. Borrelliosis, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (D) All of the above(Ref: KDT 8/e p788-789)Doxycycline is drug of choice for ricketssial infections including Q fever and for borrelliosis.It can also be used for leptospirosis for which the drug of choice is penicillin G', 'role': 'assistant'}]