This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pharmacology
Verapamil is associated with all except? 
Select and explain. 
A. Constipation, B. Headache, C. Bradycardia, D. Hyperglycemia
D: Hyperglycemia
Answer: D: Hyperglycemia 
Explanation: Ans. D. HyperglycemiaVerapamil is calcium channel blocker. CCB are safe in diabetic patients whereas thiazides and beta blockers should be avoided.