Nantenine

Nantenine is an alkaloid found in the plant Nandina domestica as well as some Corydalis species. It is an antagonist at both the α1 adrenergic receptor and the 5-HT2A serotonin receptor, and blocks both the behavioural and physiological effects of MDMA in animals. Nantenine is an alkaloid found in the plant Nandina domestica as well as some Corydalis species. It is an antagonist at both the α1 adrenergic receptor and the 5-HT2A serotonin receptor, and blocks both the behavioural and physiological effects of MDMA in animals.