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
Which of the following antihypertensive drug does not alter serum glucose and lipid levels? 
Select and explain. 
A. Propranolol, B. Prazosin, C. Thiazide diuretics, D. None of the above
B: Prazosin
Answer: B: Prazosin 
Explanation: None