This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Drug not used in chloroquine resistant malaria is ? 
Select and explain. 
A. Sulfadoxine-pyrimethamine, B. Fluoroquinolones, C. Quinine, D. Aemisinis
B: Fluoroquinolones
Answer: B: Fluoroquinolones 
Explanation: Ans. is b' i.e., Fluoroquinolones Drugs for chlorquine resistant malaria Sulfadoxin / Pyrimethamine + Aesunate 4. Aemether + Lumefantrine Quinine + Tetracycline or doxycycline or clindamicin 5. Halofantrine Mefloquine + Aesunate