N&PD Moderators: Skorpio Forums Media, Science and Research Neuroscience and Pharmacology Discussion At what dose does Quetiapine lose it's affinity for H1 receptor? 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 (1) Like (1) Apr 6, 2020 ChemicallyEnhanced Bluelighter · From UK Messages 11,401 Reaction score 7,720 Points 295 Loading… Forums Media, Science and Research Neuroscience and Pharmacology Discussion At what dose does Quetiapine lose it's affinity for H1 receptor?