title: Effects of alpha-adrenergic blocking agents on narcotic-induced analgesia.
mesh_terms: D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology*; D000698:Analgesia; D000818:Animals; D001923:Brain Chemistry / Q000187:drug effects; D004299:Dopamine beta-Hydroxylase / Q000037:antagonists & inhibitors; D004347:Drug Interactions; D004357:Drug Synergism; D006358:Hot Temperature; D008297:Male; D009020:Morphine / Q000494:pharmacology; D009294:Narcotics / Q000494:pharmacology*; D009638:Norepinephrine / Q000378:metabolism; D010643:Phenoxybenzamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D051381:Rats; D011930:Reaction Time / Q000187:drug effects; D013844:Thiazoles / Q000494:pharmacology; D013890:Thiourea / Q000494:pharmacology; D013997:Time Factors
chemical_list: D000317:Adrenergic alpha-Antagonists; D009294:Narcotics; D013844:Thiazoles; D010643:Phenoxybenzamine; D009020:Morphine; D011433:Propranolol; D004299:Dopamine beta-Hydroxylase; D013890:Thiourea; D009638:Norepinephrine