60314-89-8

White crystalline powder, soluble in methanol, ethanol, DMSO and other organic solvents, derived from Uncaria.

Geissoschizine methyl ether has anti-platelet aggregation and anti-thrombotic, blood pressure-lowering effects.

Geissoschizine methyl ether, an alkaloid compound discovered by the Uncaria hook, is also the main active ingredient in the psychoactive Yokukansan. It is a potent 5-HT1A receptor agonist.

5-HT 1A Receptor