CYP2D6*69 is assigned no function based on limited evidence. CYP2D6*69 was identified in a subject demonstrating poor dextromethorphan metabolism (18797858). CYP2D6*69 is a rare allele defined by several SNPs including two which are attributed to the decreased function in other CYP2D6 alleles. Therefore, consensus among experts was no function with an activity value of 0 based on limited evidence.