title: Effect of nialamide and methyldopa on the analgesic action of morphine in rats and mice.
mesh_terms: D000698:Analgesia; D000818:Animals; D004357:Drug Synergism; D004558:Electric Stimulation; D008297:Male; D008750:Methyldopa / Q000494:pharmacology*; D051379:Mice; D009020:Morphine / Q000494:pharmacology*; D009526:Nialamide / Q000494:pharmacology*; D051381:Rats; D011930:Reaction Time / Q000187:drug effects
chemical_list: D008750:Methyldopa; D009020:Morphine; D009526:Nialamide