Argipressin is a peptide hormone with vasoconstrictive and antidiuretic activities that binds to the vascular arginine vasopressin receptor V1 with Kd values of 1.31 and 1.44 nM in A7r5 rat aortic smooth muscle cells and neonatal rat cardiomyocytes respectively.

6'-Hydroxy-3,4,2',3',4'-pentamethoxychalcone is an alkenylphenol from Piper obliquum with antiinflammatory and antibacterial activities.

Iriflophenone 3-C-glucoside,has antioxidant activity,isolated from Cyclopia genistoides.