title: Study of naloxone in normal awake man: effects on spinal reflexes.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D009270:Naloxone / Q000494:pharmacology*; D009619:Nociceptors / Q000187:drug effects; D010919:Placebos; D012018:Reflex / Q000187:drug effects*; D012023:Reflex, Monosynaptic / Q000187:drug effects
chemical_list: D010919:Placebos; D009270:Naloxone