N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Most pleasurable opioid based on pharmacology? JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. You are using an out of date browser. It may not display this or other websites correctly.You should upgrade or use an alternative browser. Members who reacted to message #12 All (2) Like (2) Nov 5, 2021 Bare_head Bluelighter · From UK Messages 3,051 Reaction score 453 Points 65 Mar 16, 2021 SKL Bluelight Crew Messages 14,631 Reaction score 1,033 Points 105 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Most pleasurable opioid based on pharmacology?