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 of choice for cystitis ? 
Select and explain. 
A. Amoxicillin, B. Chloramphenicol, C. Cotrimoxazole, D. Ciprofloxacin
D: Ciprofloxacin
Answer: D: Ciprofloxacin 
Explanation: Ans. is 'd' i.e., Ciprofloxacin Fluroquinolones form the first line of drugs to be used against cystits. Ciprofloxacin is a fluoroquinolone and so the most appropriate answer.