Tetracycline is used in prophylaxis of which of the following diseases?: (A) Cholera, (B) Brucellosis, (C) Leptospirosis, (D) Meningitis
Answer is A. 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.