Effect of N-methyl-D-aspartate-receptor-enhancing agents on cognition in patients with schizophrenia: A systematic review and meta-analysis of double-blind randomised controlled trials.

Multiple N-methyl-d-aspartate (NMDA)-receptor-enhancing agents have demonstrated promising effects for cognition in schizophrenia. However, the results of studies have been conflicting. This updated meta-analysis explored the effect of NMDA-receptor-enhancing agents on cognitive function.