Which of the following statements about prasugrel is true as compared to clopidogrel: (A) It is slower acting than clopidogrel, (B) Due to high risk of bleeding, prasugrel is contraindicated in stroke, (C) It is irreversible antagonist of ADP receptor, (D) It is effective orally unlike Clopidogrel
Answer is B. Both Clopidogrel & Prasugrel are oral reversible antagonists of ADP receptor.
But Prasugrel is more potent & faster acting which higher chances of causing intracranial bleeding . Hence contraindicated in stroke.