Excessive exposure to club drug gamma-hydroxybutyric acid (GHB) would cause cognitive dysfunction in which impaired Ca2+-mediated neuroplasticity in hippocampus may play an essential role in the pathogenesis of this deficiency. Considering melatonin is positive for neuroplastic regulation, the present study aims to determine whether melatonin would exert a neuro-protective effect on cognitive function following GHB.
