A: The variant NC_000019.10:g.41004158G>T in gene CYP2B6 is classified as 'drug_response' for Efavirenz_response. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0800431,MedGen:C3281153,OMIM:614546. Review status: no assertion criteria provided.