N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion Yet another adderral thread - question regarding tolerance, euphoria and retaining efficacy 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 #15 All (2) Like (2) Feb 4, 2024 garygroundwork Bluelighter Messages 773 Reaction score 457 Points 280 D Feb 4, 2024 Deleted member 558992 Greenlighter Messages 357 Reaction score 295 Points 30 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion Yet another adderral thread - question regarding tolerance, euphoria and retaining efficacy