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
PFOR inhibitor used in angina 
Select and explain. 
A. Nifedipine, B. Trimetazidine, C. Atenolol, D. Fasudil
B: Trimetazidine
Answer: B: Trimetazidine 
Explanation: Trimetazidine, ranolazine is paial fatty acid oxidation inhibitors used in angina as they prevent free radicle formation and decrease myocardial oxygen demand. Ref: HL Sharma 3rd ed.