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
Trimetazidine acts by 
Select and explain. 
A. Inhibiting Rhokinase, B. Inhibits Molecular light chain kinase (MLCK) and increase cGMP, C. Inhibits pFox enzyme and inhibits β - oxidation of Fatty acids, D. Inhibits sodium channels and decreases funny current
C: Inhibits pFox enzyme and inhibits β - oxidation of Fatty acids
Answer: C: Inhibits pFox enzyme and inhibits β - oxidation of Fatty acids 
Explanation: It  inhibits pFox enzyme and inhibits β - oxidation of fatty acids and increases glucose oxidation. Thus reduces the oxygen consumption & demand in an ischaemic cell.