Cholera prophylaxis is by -
A single oral dose of doxycycline (300mg for adults and 6mg/kg for children under 15 years) has proved to be effective for chemoprophylaxis of cholera. Ref: PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23rd edition , Page 233
Doxycycline 300mg OD
Cephalosporin
Streptomycin
Cotrimoxazole
Communicable diseases