This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable Diseases, Subject name: Social & Preventive Medicine
[{'content': 'Chemoprophylaxis in cholera - \nSelect and explain. \nA. Tetracycline, B. Ciprofloxacin, C. Erytromycin, D. None', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Tetracycline o Tetracycline is the drug of choice for chemoprophylaxis.InfectionChemoprophylaxis (DOC) InfectionChemoprophylaxis (DOC)o Cholera-TetracyclineMeningococci-Rifampicin (sulfadiazineo Plague-Tetracycline -if strain is sensitive)o P.carinii-CotrimoxazoleDiphtheria-Erythromycino Whooping cough-ErythromycinBacterial conjuctivits-Erythromycin ointmento Toxoplasmosis-CotrimoxazoleTB-INHo Influenza-AmantadineMAC-Ciarithromycin/Azithromycino Rickettsia-TetracyclinesMalaria-Chloroquineo Bird flu-Oseltamivir - o Gonorrhoes/syphilis-Procaine penicillin -", 'role': 'assistant'}]