PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1709851-2 1991 Levocabastine is a long acting, highly potent and selective histamine H1-receptor antagonist, which has been developed for nasal and ocular administration. levocabastine 0-13 histamine receptor H1 Homo sapiens 60-81