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: Pharmacology
[{'content': 'Which proton pump inhibitor can be used IV - \nSelect and explain. \nA. Omeprazole, B. Rabeprazole, C. Pantoprazole, D. Fomeprazole', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Pantoprazole o Pantaprazole - it is more acid stable and has higher oral bioavailability. It is also available for i.v. administration; particularly employed in bleeding peptic ulcer and for prophylaxis of acute stress ulcers.", 'role': 'assistant'}]