This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T., Subject name: Medicine
[{'content': 'Which of the following is the first-line therapy for fulminant ulcerative colitis (UC)? \nSelect and explain. \nA. Cyclosporine, B. Sulfasalazine, C. Methotrexate, D. Steroids', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. Steroids* With fulminant ulcerative colitis the goal is to decrease inflammation as soon as possible. Oral prednisolone may be used or IV prednisolone can be used if poor absorption is a problem.* Sulfasalazine is used to control mild to moderate disease and should NOT be used for severe UC. Cyclosporine may be used for refractory UC, but it is not a first-line therapy.', 'role': 'assistant'}]