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
Prophaylaxis for malaria not used - 
Select and explain. 
A. Doxycycline, B. Aesunate, C. Chloroquine, D. Mefloquine
B: Aesunate
Answer: B: Aesunate 
Explanation: Drugs for chemoprophylaxis of malaria include Chloroquine Proguanil Mefloquine Doxycycline Reference : Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 285