Such examples include the prescription of vemurafenib to melanoma patients carrying the BRAF V600E or warfarin and clopidogrel (Plavix) drugs prescribed for cardiovascular disease-treatment, the response of which is affected by genetic polymorphisms (VKORC1, CYP2C9 and CYP2C19 genes). Here, CYP2C9 is linked to cardiovascular disorder.