HM-30181 mesylate monohydrate is an oral P-glycoprotein (P-gp) inhibitor, used to enhance the oral bioavailability of P-gp substrate drugs.

Licoarylcoumarin is a strong inhibitor of adenosine 3',5'-cyclic monophosphate (cAMP) phosphodiesterase. Licoarylcoumarin has antibacterial effects on the VRE strains; it has anti-HIV activity, and it has inhibitory effects on xanthine oxidase.

Porcine dynorphin A (1-13) is a potent, endogenous κ opioid receptor agonist and is antinociceptive at physiological concentrations. Exposure to dynorphin A (1-13) causes acute increases in [Ca2+]i in individual neurons similar to increases seen with acute NMDA treatment.