title: Naloxone dose dependently produces analgesia and hyperalgesia in postoperative pain.
mesh_terms: D000328:Adult; D000698:Analgesia; D002986:Clinical Trials as Topic; D004305:Dose-Response Relationship, Drug; D004311:Double-Blind Method; D004723:Endorphins / Q000502:physiology; D005260:Female; D006801:Humans; D008297:Male; D009270:Naloxone / Q000494:pharmacology*; D010146:Pain / Q000503:physiopathology*; D011184:Postoperative Period; D011957:Receptors, Opioid / Q000187:drug effects; D013997:Time Factors
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid; D009270:Naloxone