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: Ophthalmology
[{'content': 'The following medications has been reported to cause canalicular stenosis except \nSelect and explain. \nA. 5-flourouracil, B. Docetaxel, C. Epinephrine, D. Atropine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Atropine is an anticholinergic drugs does not cause canalicular stenosis.', 'role': 'assistant'}]