| abstract |
A novel analgesic and / or an analgesic aid is provided. An analgesic comprising an interleukin-31 agonist (IL-31 agonist) as an active ingredient. A pharmaceutical composition comprising an IL-31 agonist and other analgesics and / or analgesics. It is preferred that the other analgesic is an opioid analgesic or a non-steroidal analgesic. An example of a preferred IL-31 agonist is IL-31. [Effect] The analgesic can improve the decrease in QOL due to pain in cancer patients and the like. By enhancing the analgesic effect of other analgesics and / or analgesics, IL-31 agonists can reduce the dose of other analgesics and / or analgesics, and reduce side effects. it can. [Selection figure] None |