PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15087625-11 2004 Prazosin, the alpha 1-/alpha 2B-adrenoceptor antagonist, attenuated the analgesic effect of nitrous oxide and prevented dexmedetomidine-induced reversal of tolerance to nitrous oxide. Prazosin 0-8 adrenoceptor alpha 2B Rattus norvegicus 14-44