Efficacy of Memantine in Schizophrenic Patients: A Systematic Review

Table 1

Observation during memantine administration.

Articles included	Positive symptoms	Negative symptoms	Cognitive symptoms	Side effects
Krivoy et al. 2008				—
Lee et al. 2012				—
Paraschakis 2014				—
John et al. 2014				—
Veerman et al. 2016				+
Omranifard et al. 2015				—
Rezaei et al. 2014				—
Lieberman et al. 2009				+
Schaefer et al. 2007				—
Swerdlow et al. 2016				—

reduction; not evaluated/no variation; + reported; — not evaluated/not reported.