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: Unknown
[{'content': 'All are Anti - VEGF EXCEPT: \nSelect and explain. \nA. Pegaptanib, B. 5FU, C. Bevacizumab, D. Ranibizumab', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) 5FU Ref.: A.K. Khurana 6th ed. I251-52 * Anti-VEGF is a class of drug which are used for the treatment of diabetic retinopathy with neovascularization (proliferative diabetic retinopathy-PDR). * Available anti-VEGF are: Ranibizumab, Bevacizumab, Pegaptanib. * Note: TOC for PDR- Laser photocoagulation', 'role': 'assistant'}]