PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 590023-2 1977 Side-effects such as palpitations, headache, syncope and drowsiness which may occur with prazosin alone were obviated by combining prazosin with a beta-blocker. Prazosin 89-97 amyloid beta precursor protein Homo sapiens 145-151