Medchemexpress, HY-B1101A 10mg Pimethixene maleate CAS:13187-06-9 Pimethixene maleate is antihistamine and antiserotonergic compound, acts as an antimigraine agent.Pimethixene maleate is a highly potent antagonist of 5-HT1A, 5-HT2A, 5-HT2B, 5-HT2C, histamine H1, dopamine D2 and D4.4 as well as muscarinic M1 and M2 receptors, with pKis of 7.63, 10.22, 10.44, 8.42, 10.14, 8.19, 7.54, 8.61 and 9.38, respectively. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.