This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'Glucose intolerance is seen with: \nSelect and explain. \nA. Thiazide diuretics, B. Beta blockers, C. Phenytoin, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Thiazides among diuretics produces hyperglycemia beta blockers inhibit insulin release phenytoin also produce hyperglycemia REF kd TRIPATHI 8th ed', 'role': 'assistant'}]