N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Flexible opioids (and indeed other classes) 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 #4 All (1) Like (1) Sep 17, 2020 4meSM Bluelighter · From Wasp spray Messages 3,186 Reaction score 1,943 Points 270 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Flexible opioids (and indeed other classes)