Galgravin has anti-inflammatory, and neuroprotective effects, it can promote neuronal survival and neurite outgrowth, protect hippocampal neurons against amyloid beta peptide (Abeta25-35)-induced cytotoxicity, and protect against neuronal death from 1-methyl-4-phenylpyridinium ion (MPP+)-induced toxicity in cultured rat hippocampal neurons.

CP 461 (UNII-68OJX9I7DT), a specific PDE2A inhibitor, is a novel pro-apoptotic compound that inhibits cyclic GMP phosphodiesterase but not cyclooxygenase-1 or -2.

Mardepodect hydrochloride (Mardepodect HCl) is an orally active, selective and potent inhibitor of PDE10A that crosses the blood-brain barrier (IC50: 0.37 nM).