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: Unknown
[{'content': 'Antiplatelet drug acting via purinergic receptors, not largely impacted by CYP2C19 polymorphism is: \nSelect and explain. \nA. Ticlopidine, B. Prasugrel, C. Clopidogrel, D. Abciximab', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref. KDT. Page. 629\nPrasugrel is a prodrug , similar to Clopidogrel\n\nThienopyridine drug class\nIrreversible antagonist of P2Y12 ADP receptors\nRapidly absorbed, completely activated & exerts more consistent platelet inhibition. No interaction with CYP2C19 polymorphism\nStrong anti-platelet activity\nBleeding complications are more serious and frequent.\nContraindicated in patients with history of ischemic strokes and TIA’s', 'role': 'assistant'}]