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 of the following drugs are used for the treatment of congestive hea failure except: 
Select and explain. 
A. Nitroglycerine, B. Spironolactone, C. Nesiritide, D. Trimetazidine
D: Trimetazidine
Answer: D: Trimetazidine 
Explanation: Trimetazidine is an anti anginal drug. It acts by the nonhaemodynamic mechanism. There is no effect on the determinants of myocardial oxygen consumption, such as hea rate and blood pressure. Through inhibition of fatty acid metabolism, trimetazidine is considered a fatty acid oxidation inhibitor. (REF. Essentials of medical pharmacology KD TRIPATHI 8thEdition)