N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Methamphetamine-Studies of efficacy compared to AMPH, and for treating negative SZ symptoms 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 #11 All (1) Like (1) Jul 9, 2019 Wilson Wilson Bluelighter · From LDN, UK Messages 3,748 Reaction score 2,617 Points 180 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Methamphetamine-Studies of efficacy compared to AMPH, and for treating negative SZ symptoms