Pipamperone (Floropipamide; McN-JR 3345; R 3345) is a high-affinity antagonist of 5-HT2A receptor (pKi=8.2) and D4 receptor (pKi=8.0) and a low-affinity antagonist of D2 receptor (pKi=6.7)[1]. 5-HT2A Receptor|8.2 (pKi)|5-HT2C Receptor|6.9 (pKi)|5-HT1 Receptor|5.7 (pKi)|D4 receptor|8.0 (pKi)|D2 receptor|6.7 (pKi)|α1 receptor|7.2 (pKi)
[1]. Erik Buntinx, MD, et al. Selective Serotonergic Properties of Low-Dose Pipamperone May Enhance Antidepressant Effect: Preclinical Evidence.
















