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
[{'content': 'Not a drug recommended for P. falciparum is ? \nSelect and explain. \nA. Quinine, B. Ciprofloxacin, C. Aemether, D. Doxycycline', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Ciprofloxacin", 'role': 'assistant'}]