PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24820076-4 2014 In vitro studies were conducted to determine whether one or more of the antituberculosis drugs (rifampin, isoniazid, pyrazinamide, or ethambutol) potently inhibit efavirenz 8-hydroxylation by CYP2B6 or efavirenz 7-hydroxylation by CYP2A6, the main mechanisms of efavirenz clearance. Ethambutol 134-144 cytochrome P450 family 2 subfamily B member 6 Homo sapiens 192-198