This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Ophthalmology
[{'content': 'which vitamin in high doses causes macular oedema and macular cyst \nSelect and explain. \nA. vitamin A, B. D, C. E, D. NIACIN', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Drugscause cystoid macular edema * Epinephrine *NIACIN *Paclitaxel *PG Analogs * Tamoxifen * Timslol REF : AK KHURANA 7TH ED', 'role': 'assistant'}]