Quantitative studies of the antagonism of morphine by nalorphine and naloxone.
D000698:Analgesia; D000818:Animals; D005769:Gastrointestinal Motility / Q000187:drug effects*; D008297:Male; D051379:Mice; D009019:Morphinans / Q000494:pharmacology*; D009020:Morphine / Q000037:antagonists & inhibitors*; D009269:Nalorphine / Q000494:pharmacology*; D011809:Quinones / Q000037:antagonists & inhibitors
D009019:Morphinans; D011809:Quinones; D009020:Morphine; D009269:Nalorphine