title: Failure vasopressin and oxytocin to antagonize acute morphine antinociception or facilitate narcotic tolerance development.
mesh_terms: D000315:Adrenalectomy; D000700:Analgesics; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D001923:Brain Chemistry / Q000187:drug effects; D004343:Drug Implants; D004347:Drug Interactions; D004361:Drug Tolerance; D008297:Male; D051379:Mice; D009020:Morphine / Q000008:administration & dosage / Q000037:antagonists & inhibitors*; D010121:Oxytocin / Q000494:pharmacology*; D014667:Vasopressins / Q000494:pharmacology*
chemical_list: D000700:Analgesics; D004343:Drug Implants; D014667:Vasopressins; D010121:Oxytocin; D009020:Morphine