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 #5 All (2) Like (2) Nov 4, 2021 PtahTek Bluelight Crew · 16 · From Onda Cona Messages 20,412 Reaction score 18,654 Points 520 Oct 11, 2021 endlessnameless Bluelighter · 39 · From Dublin Messages 1,168 Reaction score 521 Points 320 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Most pleasurable opioid based on pharmacology?