[[Opioids|Opioids]] are considered the most potent and efficious analgesic drugs available in veterinary medicine. They are used more commonly for ''acute'' pain. Opioids are both natural and synthetic and includes [[#opioids|morphine]], [[#opioids|methadone]], [[#opioids|buprenorphine]], [[#opioids|pethidine]] and [[#opioids|fentanyl]] among others. They act upon opioid repectors as full agonists, partial agonists, agonist-antagonists or full anatagonists. | [[Opioids|Opioids]] are considered the most potent and efficious analgesic drugs available in veterinary medicine. They are used more commonly for ''acute'' pain. Opioids are both natural and synthetic and includes [[#opioids|morphine]], [[#opioids|methadone]], [[#opioids|buprenorphine]], [[#opioids|pethidine]] and [[#opioids|fentanyl]] among others. They act upon opioid repectors as full agonists, partial agonists, agonist-antagonists or full anatagonists. |