This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
[{'content': 'Chemoproxy laxis with tetracycline is ueful in which of the following \nSelect and explain. \nA. Cholera, B. Brucellosis, C. Meningitis, D. Leptospirosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Cholera-tetracycline or furazolidone for household contacts Conjunctivitis bacterial-erythromycin ophthalmic ointment Diphtheria-erythromycin Influenza-oseltamivir Meningitis,meningococcal-ciprofloxacin and minocyclin Plague-tetracycline for contacts of pneumonic plague(refer pgno:125 park 23rd edition)', 'role': 'assistant'}]