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
[{'content': 'SIADH is caused by all EXCEPT : \nSelect and explain. \nA. Vincristine, B. Vinblastine, C. Actinomycin D, D. Cyclophosphamide', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Drugs causing syndrome of inappropriate ADH (SIADH) secretion', 'role': 'assistant'}]