This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'The following statement is not true about the use of clonidine in the treatment of hypertension: \nSelect and explain. \nA. Reduction in central sympathetic outflow, B. Increase in LDL–cholesterol on prolonged use, C. Sedation and xerostomia are common side effects, D. It can be combined with vasodilators', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]