PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2568881-1 1989 We have attempted to use a potent and selective histamine H1-receptor antagonist terfenadine to allow a larger dose of allergen to be administered to previous single early responders to investigate if an increased dose of allergen could induce a late asthmatic response. Terfenadine 81-92 histamine receptor H1 Homo sapiens 48-69