Compared to these genes, 11 genes have unknown clinical trials including ABCG8, AGT, APOB, CYP2B6, CYP2C9, FABP1, KDR, NPPA, NR3C2, NT5C2, and PTGS1 which are highly suggested for future clinical trials of investigating the related drugs with CAD. The gene discussed is CYP2C9; the disease is coronary artery disorder.