This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hematology, Subject name: Pharmacology
Macrocytic anemia is noted with all of the following except 
Select and explain. 
A. Phenytoin, B. Methotrexate, C. Pyrimethamine, D. Ciprofloxacin
D: Ciprofloxacin
Answer: D: Ciprofloxacin 
Explanation: Except ciprofloxacin all the other three given drugs induce folate deficiency and result in macrocytic anemia. From medical pharmacology padmaja 4th edition Page no 331