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: Pharmacology
[{'content': 'Which of the following is a serious adverse effect seen with zolendronate? \nSelect and explain. \nA. Acute renal failure, B. Ventricular fibrillation, C. Peptic ulcer, D. Anterior uveitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ADRS of bisphosphonates: gastric ulcer, renal failure, flu like syndrome, GERD, osteonecrosis of jaw Zolendronate is a Bishosphonate. (REF.Essential of medical pharmacology K D TRIPATHI 6 Edition, Page No - 335)', 'role': 'assistant'}]