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
Vorapaxar acts by inhibiting 
Select and explain. 
A. GPIIa / IIIb, B. P2Y12 receptor, C. PAR - 1, D. Antithrombin - 3
C: PAR - 1
Answer: C: PAR - 1 
Explanation: Vorapaxar inhibits Protease Activated Receptor 1 (PAR1) which is a thrombin receptor and thus can be used as a antiplatelet drug in M.I