PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10383922-14 1999 The inhibition of CYP2C9, CYP2C19, and CYP3A4 activity by azelastine and its two metabolites might be clinically insignificant. azelastine 58-68 cytochrome P450 family 2 subfamily C member 19 Homo sapiens 26-33 9506001-7 1997 Azelastine did not inhibit CYP3A4 activity but it did inhibit CYP2D6 and CYP2C19 activity with Ki values exceeding maximum plasma concentration by 120 to 800-fold. azelastine 0-10 cytochrome P450 family 2 subfamily C member 19 Homo sapiens 73-80