Endogenous opiates and their actions.
D015670:Acupuncture Therapy; D004723:Endorphins / Q000502:physiology* / Q000627:therapeutic use; D006801:Humans; D001523:Mental Disorders / Q000188:drug therapy; D009270:Naloxone / Q000627:therapeutic use; D009619:Nociceptors / Q000187:drug effects; D010146:Pain / Q000188:drug therapy*; D011957:Receptors, Opioid / Q000502:physiology
D004723:Endorphins; D011957:Receptors, Opioid; D009270:Naloxone