This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Social & Preventive Medicine
Which of the following is the chemoprophylaxis of choice in a person who is on a journey to endemic malarial region? 
Select and explain. 
A. Mefloquine, B. Quinine, C. Lumefantrine, D. Pyrimethamine
A: Mefloquine
Answer: A: Mefloquine 
Explanation: Chemoprophylaxis of choice is Mefloquine. Chemoprophylaxis comes under specific protection. Chemoprophylaxis of malaria: - Sho term - Doxycycline - Long term - Mefloquine