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
All are dihydropyridines except: 
Select and explain. 
A. Nifedipine, B. Nimodipine, C. Verapamil, D. Felodipine
C: Verapamil
Answer: C: Verapamil 
Explanation: Verapamil is a phenylalkalamine group of calcium channel blockers. All others mentioned in options are dihydropyridines. They are used in HTN, angina, Peripheral vascular disorders. REF.Essentials of Pharmacology KD Tripathi 8th ed.