PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10607882-4 1999 Similarly, it was found that propoxyphene, methadone, and naloxone also can block GIRK1/GIRK2 current. Naloxone 58-66 potassium inwardly rectifying channel subfamily J member 3 Homo sapiens 82-87