Do equivalent doses of escitalopram and citalopram have similar efficacy? A pooled analysis of two positive placebo-controlled studies in major depressive disorder

Escitalopram is the S-enantiomer of citalopram. In this study, we compared the efficacy of equivalent dosages of escitalopram and citalopram in the treatment of moderate to severe major depressive disorder (MDD), based on data from two, pooled, randomized, double-blind, placebo-controlled studies of