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
Platelet aggregation is inhibited by all except ? 
Select and explain. 
A. Aspirin, B. Clopidogrel, C. Thromboxane A2, D. Eptifibatide
C: Thromboxane A2
Answer: C: Thromboxane A2 
Explanation: Ans. is 'c' i.e., Thromboxane A2