This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
[{'content': 'A 75 years female patient with fracture neck of femur 1 month back, presents with 2 days history of altered sensorium & decreased urine output Urea is 140 mg/dl, creatinine is 2 mg/dl, Ca is 15.5 mg/dl. All of will be useful in immediate treatment except - \nSelect and explain. \nA. GiveNS, B. Furosemide, C. Hemodialysis, D. Bisphosphonates', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is option 4.. Bisphosphonates Bisphosphonates have a delayed onset of action beginning after days and are not recommended in patients with renal failure Furosemide saline and dialysis act immediately Ref Harrison 19/e p2481', 'role': 'assistant'}]