Routine CYP2C19 Genotyping, Antiplatelet Prescription Changes, and Clinical Outcomes After PCI in Chinese Patients With Coronary Heart Disease: A Single‐Center Retrospective Study
Background CYP2C19 genotype can influence clopidogrel response, but the relationship between routine genotyping, real‐world P2Y12 inhibitor prescribing, and clinical outcomes remains uncertain. Aims To characterize P2Y12 inhibitor prescription patterns before and after routine CYP2C19 genotyping and to describe ischemi...