N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Reasons I suspect that extremely strong propioanilides & nitazenes are not very responsive to strong MOR antagonists & partial MOR agonists 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 #1 All (3) Like (3) Oct 5, 2023 Burn it up Bluelighter · From Bad Habit Messages 122 Reaction score 16 Points 280 Oct 5, 2023 Littana Bluelighter Messages 398 Reaction score 281 Points 180 R Oct 4, 2023 RustyCrackleford Bluelighter · From Vermont Messages 97 Reaction score 93 Points 30 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Reasons I suspect that extremely strong propioanilides & nitazenes are not very responsive to strong MOR antagonists & partial MOR agonists