Pharmacology The mitochondrial enzyme involved in the metabolism of clopidogrel and proton pump inhibitors is: A CYP3A4 B CYP2D6 C CYP 2C19 D CYP 2C9 💡 Explanation The mitochondrial enzyme involved in the metabolism of clopidogrel and proton pump inhibitors is: ✓ Correct Answer: C. CYP 2C19