system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Tetracycline is used in prophylaxis of which of the following diseases?
assistant
The correct answer is  Tetracycline is the drug of choice for chemoprophylaxis of cholera. Ref: Preventive and Social Medicine, by K.Park, 19th edition, Page 106, 193, 194, 141, 142; Harrison's Internal Medicine, 16th edition, Page 917, 991.