A: The variant NC_000022.11:g.42126611%3D in gene CYP2D6 is classified as 'Benign/Likely_benign' for not_specified|not_provided|Tramadol_response. Molecular consequence: SO:0002073: no_sequence_alteration. Variant type: single_nucleotide_variant. Disease database links: MedGen:CN169374|MedGen:C3661900|MedGen:CN078023. Review status: criteria provided, multiple submitters, no conflicts.