仅用于工业应用或科学研究，不可用于人类或动物的临床诊断或治疗，非药用.Pimavanserin, also known as ACP-103, is an inverse agonist on the serotonin receptor subtype 5-HT2A, with 40x selectivity over 5-HT2C, and no significant affinity or activity at 5-HT2B or dopamine receptors.